diff --git a/.idea/.idea.Phonebook/.idea/.gitignore b/.idea/.idea.Phonebook/.idea/.gitignore
new file mode 100644
index 0000000..f8238a5
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/.gitignore
@@ -0,0 +1,15 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Rider ignored files
+/modules.xml
+/contentModel.xml
+/.idea.Phonebook.iml
+/projectSettingsUpdater.xml
+# Ignored default folder with query files
+/queries/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
+# Editor-based HTTP Client requests
+/httpRequests/
diff --git a/.idea/.idea.Phonebook/.idea/AndroidProjectSystem.xml b/.idea/.idea.Phonebook/.idea/AndroidProjectSystem.xml
new file mode 100644
index 0000000..e82600c
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/AndroidProjectSystem.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="AndroidProjectSystem">
+    <option name="providerId" value="RiderAndroidProjectSystem" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/deploymentTargetSelector.xml b/.idea/.idea.Phonebook/.idea/deploymentTargetSelector.xml
new file mode 100644
index 0000000..8011e36
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/deploymentTargetSelector.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="deploymentTargetSelector">
+    <selectionStates>
+      <SelectionState runConfigName="Phonebook">
+        <option name="selectionMode" value="DROPDOWN" />
+      </SelectionState>
+    </selectionStates>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/encodings.xml b/.idea/.idea.Phonebook/.idea/encodings.xml
new file mode 100644
index 0000000..df87cf9
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/encodings.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Encoding" addBOMForNewFiles="with BOM under Windows, with no BOM otherwise" />
+</project>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/indexLayout.xml b/.idea/.idea.Phonebook/.idea/indexLayout.xml
new file mode 100644
index 0000000..7b08163
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/indexLayout.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="UserContentModel">
+    <attachedFolders />
+    <explicitIncludes />
+    <explicitExcludes />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_activity_activity.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_activity_activity.xml
new file mode 100644
index 0000000..f9c4041
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_activity_activity.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.activity.activity">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.activity.activity/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.activity.activity/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_activity_activity_ktx.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_activity_activity_ktx.xml
new file mode 100644
index 0000000..de630a6
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_activity_activity_ktx.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.activity.activity-ktx">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.activity.activity-ktx/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.activity.activity-ktx/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_annotation_annotation.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_annotation_annotation.xml
new file mode 100644
index 0000000..a6bf744
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_annotation_annotation.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.annotation.annotation">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.nuget/packages/xamarin.androidx.annotation/1.9.1.2/jar/androidx.annotation.annotation.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_annotation_annotation_experimental.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_annotation_annotation_experimental.xml
new file mode 100644
index 0000000..9c3fbbd
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_annotation_annotation_experimental.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.annotation.annotation-experimental">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.annotation.annotation-experimental/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.annotation.annotation-experimental/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_annotation_annotation_jvm.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_annotation_annotation_jvm.xml
new file mode 100644
index 0000000..121f9d3
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_annotation_annotation_jvm.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.annotation.annotation-jvm">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.nuget/packages/xamarin.androidx.annotation.jvm/1.9.1.2/jar/androidx.annotation.annotation-jvm.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_appcompat_appcompat.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_appcompat_appcompat.xml
new file mode 100644
index 0000000..72460ec
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_appcompat_appcompat.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.appcompat.appcompat">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.appcompat.appcompat/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.appcompat.appcompat/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_appcompat_appcompat_resources.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_appcompat_appcompat_resources.xml
new file mode 100644
index 0000000..aaa23cf
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_appcompat_appcompat_resources.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.appcompat.appcompat-resources">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.appcompat.appcompat-resources/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.appcompat.appcompat-resources/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_arch_core_core_common.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_arch_core_core_common.xml
new file mode 100644
index 0000000..e583107
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_arch_core_core_common.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.arch.core.core-common">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.nuget/packages/xamarin.androidx.arch.core.common/2.2.0.15/jar/androidx.arch.core.core-common.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_arch_core_core_runtime.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_arch_core_core_runtime.xml
new file mode 100644
index 0000000..62d717c
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_arch_core_core_runtime.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.arch.core.core-runtime">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.arch.core.core-runtime/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.arch.core.core-runtime/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_browser_browser.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_browser_browser.xml
new file mode 100644
index 0000000..8bf0a23
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_browser_browser.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.browser.browser">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.browser.browser/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.browser.browser/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_cardview_cardview.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_cardview_cardview.xml
new file mode 100644
index 0000000..db7812b
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_cardview_cardview.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.cardview.cardview">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.cardview.cardview/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.cardview.cardview/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_collection_collection.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_collection_collection.xml
new file mode 100644
index 0000000..28c6be1
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_collection_collection.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.collection.collection">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.nuget/packages/xamarin.androidx.collection/1.4.5.2/jar/androidx.collection.collection.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_collection_collection_jvm.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_collection_collection_jvm.xml
new file mode 100644
index 0000000..f412f56
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_collection_collection_jvm.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.collection.collection-jvm">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.nuget/packages/xamarin.androidx.collection.jvm/1.4.5.2/jar/androidx.collection.collection-jvm.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_collection_collection_ktx.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_collection_collection_ktx.xml
new file mode 100644
index 0000000..df298d7
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_collection_collection_ktx.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.collection.collection-ktx">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.nuget/packages/xamarin.androidx.collection.ktx/1.4.5.2/jar/androidx.collection.collection-ktx.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_concurrent_concurrent_futures.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_concurrent_concurrent_futures.xml
new file mode 100644
index 0000000..6fa3f72
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_concurrent_concurrent_futures.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.concurrent.concurrent-futures">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.nuget/packages/xamarin.androidx.concurrent.futures/1.2.0.5/jar/androidx.concurrent.concurrent-futures.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_constraintlayout_constraintlayout.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_constraintlayout_constraintlayout.xml
new file mode 100644
index 0000000..3b9a3fc
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_constraintlayout_constraintlayout.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.constraintlayout.constraintlayout">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.constraintlayout.constraintlayout/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.constraintlayout.constraintlayout/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_constraintlayout_constraintlayout_core.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_constraintlayout_constraintlayout_core.xml
new file mode 100644
index 0000000..4334dac
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_constraintlayout_constraintlayout_core.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.constraintlayout.constraintlayout-core">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.nuget/packages/xamarin.androidx.constraintlayout.core/1.1.0.2/jar/androidx.constraintlayout.constraintlayout-core.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_coordinatorlayout_coordinatorlayout.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_coordinatorlayout_coordinatorlayout.xml
new file mode 100644
index 0000000..be2b9cd
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_coordinatorlayout_coordinatorlayout.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.coordinatorlayout.coordinatorlayout">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.coordinatorlayout.coordinatorlayout/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.coordinatorlayout.coordinatorlayout/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_core_core.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_core_core.xml
new file mode 100644
index 0000000..d937f68
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_core_core.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.core.core">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.core.core/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.core.core/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_core_core_ktx.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_core_core_ktx.xml
new file mode 100644
index 0000000..3203bb9
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_core_core_ktx.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.core.core-ktx">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.core.core-ktx/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.core.core-ktx/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_cursoradapter_cursoradapter.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_cursoradapter_cursoradapter.xml
new file mode 100644
index 0000000..2e5715c
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_cursoradapter_cursoradapter.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.cursoradapter.cursoradapter">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.cursoradapter.cursoradapter/classes.jar" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_customview_customview.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_customview_customview.xml
new file mode 100644
index 0000000..5d66dac
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_customview_customview.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.customview.customview">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.customview.customview/classes.jar" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_customview_customview_poolingcontainer.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_customview_customview_poolingcontainer.xml
new file mode 100644
index 0000000..cdbdaa4
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_customview_customview_poolingcontainer.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.customview.customview-poolingcontainer">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.customview.customview-poolingcontainer/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.customview.customview-poolingcontainer/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_documentfile_documentfile.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_documentfile_documentfile.xml
new file mode 100644
index 0000000..dfcc871
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_documentfile_documentfile.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.documentfile.documentfile">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.documentfile.documentfile/classes.jar" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_drawerlayout_drawerlayout.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_drawerlayout_drawerlayout.xml
new file mode 100644
index 0000000..cfb80eb
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_drawerlayout_drawerlayout.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.drawerlayout.drawerlayout">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.drawerlayout.drawerlayout/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.drawerlayout.drawerlayout/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_dynamicanimation_dynamicanimation.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_dynamicanimation_dynamicanimation.xml
new file mode 100644
index 0000000..c9611a9
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_dynamicanimation_dynamicanimation.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.dynamicanimation.dynamicanimation">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.dynamicanimation.dynamicanimation/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.dynamicanimation.dynamicanimation/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_emoji2_emoji2.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_emoji2_emoji2.xml
new file mode 100644
index 0000000..868b903
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_emoji2_emoji2.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.emoji2.emoji2">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.emoji2.emoji2/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.emoji2.emoji2/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_emoji2_emoji2_views_helper.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_emoji2_emoji2_views_helper.xml
new file mode 100644
index 0000000..4e0be82
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_emoji2_emoji2_views_helper.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.emoji2.emoji2-views-helper">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.emoji2.emoji2-views-helper/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.emoji2.emoji2-views-helper/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_exifinterface_exifinterface.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_exifinterface_exifinterface.xml
new file mode 100644
index 0000000..0c02d8b
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_exifinterface_exifinterface.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.exifinterface.exifinterface">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.exifinterface.exifinterface/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.exifinterface.exifinterface/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_fragment_fragment.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_fragment_fragment.xml
new file mode 100644
index 0000000..0084d5f
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_fragment_fragment.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.fragment.fragment">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.fragment.fragment/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.fragment.fragment/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_fragment_fragment_ktx.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_fragment_fragment_ktx.xml
new file mode 100644
index 0000000..6e3b224
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_fragment_fragment_ktx.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.fragment.fragment-ktx">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.fragment.fragment-ktx/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.fragment.fragment-ktx/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_interpolator_interpolator.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_interpolator_interpolator.xml
new file mode 100644
index 0000000..c36b6fb
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_interpolator_interpolator.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.interpolator.interpolator">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.interpolator.interpolator/classes.jar" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_legacy_legacy_support_core_utils.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_legacy_legacy_support_core_utils.xml
new file mode 100644
index 0000000..c28b504
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_legacy_legacy_support_core_utils.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.legacy.legacy-support-core-utils">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.legacy.legacy-support-core-utils/classes.jar" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_common.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_common.xml
new file mode 100644
index 0000000..0dce470
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_common.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.lifecycle.lifecycle-common">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.nuget/packages/xamarin.androidx.lifecycle.common/2.8.7.2/jar/androidx.lifecycle.lifecycle-common.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_common_jvm.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_common_jvm.xml
new file mode 100644
index 0000000..f4ee6ee
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_common_jvm.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.lifecycle.lifecycle-common-jvm">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.nuget/packages/xamarin.androidx.lifecycle.common.jvm/2.8.7.2/jar/androidx.lifecycle.lifecycle-common-jvm.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_livedata.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_livedata.xml
new file mode 100644
index 0000000..bc64a7a
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_livedata.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.lifecycle.lifecycle-livedata">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-livedata/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-livedata/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_livedata_core.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_livedata_core.xml
new file mode 100644
index 0000000..dc898a6
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_livedata_core.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.lifecycle.lifecycle-livedata-core">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-livedata-core/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-livedata-core/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_livedata_core_ktx.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_livedata_core_ktx.xml
new file mode 100644
index 0000000..03b697f
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_livedata_core_ktx.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.lifecycle.lifecycle-livedata-core-ktx">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-livedata-core-ktx/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-livedata-core-ktx/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_process.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_process.xml
new file mode 100644
index 0000000..6d3d921
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_process.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.lifecycle.lifecycle-process">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-process/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-process/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_runtime.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_runtime.xml
new file mode 100644
index 0000000..0e0047b
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_runtime.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.lifecycle.lifecycle-runtime">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-runtime/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-runtime/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_runtime_android.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_runtime_android.xml
new file mode 100644
index 0000000..ea09cda
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_runtime_android.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.lifecycle.lifecycle-runtime-android">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-runtime-android/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-runtime-android/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_runtime_ktx_android.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_runtime_ktx_android.xml
new file mode 100644
index 0000000..a4d3166
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_runtime_ktx_android.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.lifecycle.lifecycle-runtime-ktx-android">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-runtime-ktx-android/classes.jar" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_viewmodel.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_viewmodel.xml
new file mode 100644
index 0000000..5df892f
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_viewmodel.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.lifecycle.lifecycle-viewmodel">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-viewmodel/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-viewmodel/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_viewmodel_android.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_viewmodel_android.xml
new file mode 100644
index 0000000..29c746e
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_viewmodel_android.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.lifecycle.lifecycle-viewmodel-android">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-viewmodel-android/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-viewmodel-android/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_viewmodel_ktx.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_viewmodel_ktx.xml
new file mode 100644
index 0000000..f914307
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_viewmodel_ktx.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.lifecycle.lifecycle-viewmodel-ktx">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-viewmodel-ktx/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-viewmodel-ktx/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_viewmodel_savedstate.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_viewmodel_savedstate.xml
new file mode 100644
index 0000000..e5ea909
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_lifecycle_lifecycle_viewmodel_savedstate.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.lifecycle.lifecycle-viewmodel-savedstate">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-viewmodel-savedstate/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.lifecycle.lifecycle-viewmodel-savedstate/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_loader_loader.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_loader_loader.xml
new file mode 100644
index 0000000..0a78fd0
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_loader_loader.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.loader.loader">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.loader.loader/classes.jar" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_localbroadcastmanager_localbroadcastmanager.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_localbroadcastmanager_localbroadcastmanager.xml
new file mode 100644
index 0000000..33bb9ce
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_localbroadcastmanager_localbroadcastmanager.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.localbroadcastmanager.localbroadcastmanager">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.localbroadcastmanager.localbroadcastmanager/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.localbroadcastmanager.localbroadcastmanager/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_navigation_navigation_fragment.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_navigation_navigation_fragment.xml
new file mode 100644
index 0000000..5758eec
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_navigation_navigation_fragment.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.navigation.navigation-fragment">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.navigation.navigation-fragment/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.navigation.navigation-fragment/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_navigation_navigation_ui.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_navigation_navigation_ui.xml
new file mode 100644
index 0000000..0ab34b6
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_navigation_navigation_ui.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.navigation.navigation-ui">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.navigation.navigation-ui/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.navigation.navigation-ui/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_print_print.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_print_print.xml
new file mode 100644
index 0000000..ab89a08
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_print_print.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.print.print">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.print.print/classes.jar" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_profileinstaller_profileinstaller.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_profileinstaller_profileinstaller.xml
new file mode 100644
index 0000000..d708c14
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_profileinstaller_profileinstaller.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.profileinstaller.profileinstaller">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.profileinstaller.profileinstaller/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.profileinstaller.profileinstaller/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_recyclerview_recyclerview.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_recyclerview_recyclerview.xml
new file mode 100644
index 0000000..6d9e14d
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_recyclerview_recyclerview.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.recyclerview.recyclerview">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.recyclerview.recyclerview/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.recyclerview.recyclerview/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_resourceinspection_resourceinspection_annotation.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_resourceinspection_resourceinspection_annotation.xml
new file mode 100644
index 0000000..e4abe3a
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_resourceinspection_resourceinspection_annotation.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.resourceinspection.resourceinspection-annotation">
+    <CLASSES>
+      <root url="jar://$USER_HOME$/.nuget/packages/xamarin.androidx.resourceinspection.annotation/1.0.1.19/jar/androidx.resourceinspection.resourceinspection-annotation.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_savedstate_savedstate.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_savedstate_savedstate.xml
new file mode 100644
index 0000000..8643e82
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_savedstate_savedstate.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.savedstate.savedstate">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.savedstate.savedstate/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.savedstate.savedstate/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_savedstate_savedstate_ktx.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_savedstate_savedstate_ktx.xml
new file mode 100644
index 0000000..850eaba
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_savedstate_savedstate_ktx.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.savedstate.savedstate-ktx">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.savedstate.savedstate-ktx/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.savedstate.savedstate-ktx/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_security_security_crypto.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_security_security_crypto.xml
new file mode 100644
index 0000000..a47f73e
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_security_security_crypto.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.security.security-crypto">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.security.security-crypto/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.security.security-crypto/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_slidingpanelayout_slidingpanelayout.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_slidingpanelayout_slidingpanelayout.xml
new file mode 100644
index 0000000..0253a1c
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_slidingpanelayout_slidingpanelayout.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.slidingpanelayout.slidingpanelayout">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.slidingpanelayout.slidingpanelayout/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.slidingpanelayout.slidingpanelayout/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_startup_startup_runtime.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_startup_startup_runtime.xml
new file mode 100644
index 0000000..820ea4a
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_startup_startup_runtime.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.startup.startup-runtime">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.startup.startup-runtime/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.startup.startup-runtime/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_swiperefreshlayout_swiperefreshlayout.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_swiperefreshlayout_swiperefreshlayout.xml
new file mode 100644
index 0000000..55019e7
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_swiperefreshlayout_swiperefreshlayout.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.swiperefreshlayout.swiperefreshlayout">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.swiperefreshlayout.swiperefreshlayout/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.swiperefreshlayout.swiperefreshlayout/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_tracing_tracing.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_tracing_tracing.xml
new file mode 100644
index 0000000..fbd138f
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_tracing_tracing.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.tracing.tracing">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.tracing.tracing/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.tracing.tracing/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_transition_transition.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_transition_transition.xml
new file mode 100644
index 0000000..400df54
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_transition_transition.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.transition.transition">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.transition.transition/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.transition.transition/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_vectordrawable_vectordrawable.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_vectordrawable_vectordrawable.xml
new file mode 100644
index 0000000..cefc0db
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_vectordrawable_vectordrawable.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.vectordrawable.vectordrawable">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.vectordrawable.vectordrawable/classes.jar" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_vectordrawable_vectordrawable_animated.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_vectordrawable_vectordrawable_animated.xml
new file mode 100644
index 0000000..8b4cfd3
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_vectordrawable_vectordrawable_animated.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.vectordrawable.vectordrawable-animated">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.vectordrawable.vectordrawable-animated/classes.jar" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_versionedparcelable_versionedparcelable.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_versionedparcelable_versionedparcelable.xml
new file mode 100644
index 0000000..e6779dd
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_versionedparcelable_versionedparcelable.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.versionedparcelable.versionedparcelable">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.versionedparcelable.versionedparcelable/classes.jar" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_viewpager2_viewpager2.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_viewpager2_viewpager2.xml
new file mode 100644
index 0000000..8c71481
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_viewpager2_viewpager2.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.viewpager2.viewpager2">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.viewpager2.viewpager2/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.viewpager2.viewpager2/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_viewpager_viewpager.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_viewpager_viewpager.xml
new file mode 100644
index 0000000..c7a9bc3
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_viewpager_viewpager.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="androidx.viewpager.viewpager">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.viewpager.viewpager/classes.jar" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_window_extensions_core_core.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_window_extensions_core_core.xml
new file mode 100644
index 0000000..652c7ea
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_window_extensions_core_core.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.window.extensions.core.core">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.window.extensions.core.core/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.window.extensions.core.core/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/androidx_window_window.xml b/.idea/.idea.Phonebook/.idea/libraries/androidx_window_window.xml
new file mode 100644
index 0000000..020257a
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/androidx_window_window.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="androidx.window.window">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.window.window/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/androidx.window.window/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/com_google_android_material_material.xml b/.idea/.idea.Phonebook/.idea/libraries/com_google_android_material_material.xml
new file mode 100644
index 0000000..cf5a8a9
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/com_google_android_material_material.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="com.google.android.material.material">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/com.google.android.material.material/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/com.google.android.material.material/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/gifdecoder.xml b/.idea/.idea.Phonebook/.idea/libraries/gifdecoder.xml
new file mode 100644
index 0000000..b96d216
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/gifdecoder.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="gifdecoder">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/gifdecoder/classes.jar" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/glide.xml b/.idea/.idea.Phonebook/.idea/libraries/glide.xml
new file mode 100644
index 0000000..e9d1a59
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/glide.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="glide">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/glide/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/glide/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/libraries/maui.xml b/.idea/.idea.Phonebook/.idea/libraries/maui.xml
new file mode 100644
index 0000000..0d12ba1
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/libraries/maui.xml
@@ -0,0 +1,10 @@
+<component name="libraryTable">
+  <library name="maui">
+    <CLASSES>
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/maui/classes.jar" />
+      <root url="file://$USER_HOME$/AppData/Local/Temp/JetBrains/xamarinAarPackages/maui/res" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/.idea.Phonebook/.idea/vcs.xml b/.idea/.idea.Phonebook/.idea/vcs.xml
new file mode 100644
index 0000000..35eb1dd
--- /dev/null
+++ b/.idea/.idea.Phonebook/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/AppShell.xaml b/AppShell.xaml
index 96e7d2b..a7fd950 100644
--- a/AppShell.xaml
+++ b/AppShell.xaml
@@ -7,7 +7,7 @@
     Shell.FlyoutBehavior="Disabled">
 
     <ShellContent
-        Title="Телефонный справочник"
+        Title="Телефонный справочник C# ANDROID"
         ContentTemplate="{DataTemplate local:MainPage}"
         Route="MainPage" />
 </Shell>
\ No newline at end of file
diff --git a/MainPage.xaml b/MainPage.xaml
index 8331ca3..35d4957 100644
--- a/MainPage.xaml
+++ b/MainPage.xaml
@@ -44,11 +44,22 @@
                 FontSize="24"
                 WidthRequest="60"
                 HeightRequest="60"
-                CornerRadius="30"
+                CornerRadius="10"
                 HorizontalOptions="End"
                 VerticalOptions="End"
                 Margin="0,0,20,20"
                 Grid.Row="1"
                 Clicked="OnAddContactClicked"/>
+        
+        <Button Text="XLS" 
+            FontSize="24"
+            WidthRequest="60"
+            HeightRequest="60"
+            CornerRadius="10"
+            HorizontalOptions="Start"
+            VerticalOptions="End"
+            Margin="20,0,20,20"
+            Grid.Row="2"
+            Clicked="OnExportContactClicked"/>
     </Grid>
 </ContentPage>
\ No newline at end of file
diff --git a/MainPage.xaml.cs b/MainPage.xaml.cs
index 471b25a..539a2b5 100644
--- a/MainPage.xaml.cs
+++ b/MainPage.xaml.cs
@@ -1,13 +1,16 @@
 using Phonebook.Models;
 using Phonebook.Services;
 using Contact = Phonebook.Models.Contact;
+using ClosedXML.Excel;
+using Communication = Microsoft.Maui.ApplicationModel.Communication;
+using Android.Content;
 
 namespace Phonebook;
 
 public partial class MainPage : ContentPage
 {
-    private DatabaseService _databaseService;
-    private List<Contact> _allContacts;
+    private readonly DatabaseService _databaseService;
+    private List<Contact> _allContacts = [];
 
     public MainPage()
     {
@@ -23,17 +26,127 @@ public partial class MainPage : ContentPage
 
     private async Task LoadContacts()
     {
-        _allContacts = await _databaseService.GetContactsAsync();
+        _allContacts = await GetAllContacts();
+
         contactsList.ItemsSource = _allContacts;
     }
 
+    private async Task<List<Contact>> GetAllContacts()
+    {
+        var allContacts = await _databaseService.GetContactsAsync();
+        
+        if (!await IsPermissionGranted<Permissions.ContactsRead>()) 
+            return allContacts;
+        
+        var contacts = GetContacts();
+
+        await foreach (var contact in contacts)
+        {
+            allContacts.Add(contact);
+        }
+
+        return allContacts;
+    }
+
+    private async Task<bool> IsPermissionGranted<T>() where T : Permissions.BasePermission, new()
+    {
+        return await Permissions.RequestAsync<T>()  == PermissionStatus.Granted;
+    }
+
+    private async Task ExportToXlsx()
+    {
+        try
+        {
+            _allContacts = await GetAllContacts();
+
+            if (_allContacts.Count <= 0)
+            {
+                return;
+            }
+
+            var fileName = $"contacts_{DateTime.Now:yyyyMMdd_HHmmss}.xlsx";
+            var localPath = Path.Combine(FileSystem.CacheDirectory, fileName);
+
+            using (var workbook = new XLWorkbook())
+            {
+                var worksheet = workbook.Worksheets.Add("Contacts");
+
+                worksheet.Cell(1, 1).Value = "Id";
+                worksheet.Cell(1, 2).Value = "Name";
+                worksheet.Cell(1, 3).Value = "PhoneNumber";
+                worksheet.Cell(1, 4).Value = "Email";
+                worksheet.Cell(1, 5).Value = "Address";
+                worksheet.Cell(1, 6).Value = "Description";
+                worksheet.Cell(1, 7).Value = "PhotoPath";
+                
+                for (var i = 0; i < _allContacts.Count; i++)
+                {
+                    var contact = _allContacts[i];
+
+                    worksheet.Cell(2 + i, 1).Value = contact.Id;
+                    worksheet.Cell(2 + i, 2).Value = contact.Name;
+                    worksheet.Cell(2 + i, 3).Value = contact.PhoneNumber;
+                    worksheet.Cell(2 + i, 4).Value = contact.Email;
+                    worksheet.Cell(2 + i, 5).Value = contact.Address;
+                    worksheet.Cell(2 + i, 6).Value = contact.Description;
+                    worksheet.Cell(2 + i, 7).Value = contact.PhotoPath;
+                }
+                
+                workbook.SaveAs(localPath);
+            }
+
+            await Share.Default.RequestAsync(new ShareFileRequest
+            {
+                Title = "Сохранить контакты",
+                File = new ShareFile(localPath)
+            });
+
+        }
+        catch (Exception ex)
+        {
+            await DisplayAlert("Ошибка!", $"Не удалось экспортировать: {ex.Message}", "OK");
+        }
+
+    }
+
+    private async IAsyncEnumerable<Contact> GetContacts()
+    {
+        var contacts = await Contacts.Default.GetAllAsync();
+        
+        foreach (var userContact in contacts)
+        {
+            var contact = new Contact();
+
+            if(int.TryParse(userContact.Id, out var id))
+                contact.Id = id;
+
+            contact.Name = userContact.DisplayName;
+
+            var firstPhoneNumber = userContact.Phones.FirstOrDefault();
+
+            contact.PhoneNumber = firstPhoneNumber != null ? 
+                firstPhoneNumber.PhoneNumber : "";
+            
+            var firstEmail = userContact.Emails.FirstOrDefault();
+
+            contact.Email = firstEmail != null ? 
+                firstEmail.EmailAddress : "";
+
+            contact.Address = "";
+            contact.Description = "";
+            contact.PhotoPath = "";
+
+            yield return contact;
+        }
+
+    }
+
     private async void OnContactSelected(object sender, SelectionChangedEventArgs e)
     {
-        if (e.CurrentSelection.FirstOrDefault() is Contact selectedContact)
-        {
-            await Navigation.PushAsync(new ContactDetailPage(selectedContact));
-            contactsList.SelectedItem = null;
-        }
+        if (e.CurrentSelection.FirstOrDefault() is not Contact selectedContact) 
+            return;
+        await Navigation.PushAsync(new ContactDetailPage(selectedContact));
+        contactsList.SelectedItem = null;
     }
 
     private async void OnSearchTextChanged(object sender, TextChangedEventArgs e)
@@ -48,6 +161,11 @@ public partial class MainPage : ContentPage
         await Navigation.PushAsync(new ContactDetailPage(new Contact()));
     }
 
+    private async void OnExportContactClicked(object sender, EventArgs e)
+    {
+        await ExportToXlsx();
+    }
+
     private async void SearchBar_TextChanged(object sender, TextChangedEventArgs e)
     {
         if (string.IsNullOrWhiteSpace(e.NewTextValue))
diff --git a/Phonebook.csproj b/Phonebook.csproj
index d6c8edd..24dab3f 100644
--- a/Phonebook.csproj
+++ b/Phonebook.csproj
@@ -24,7 +24,7 @@
 		<ApplicationTitle>Phonebook</ApplicationTitle>
 
 		<!-- App Identifier -->
-		<ApplicationId>com.companyname.phonebook</ApplicationId>
+		<ApplicationId>com.charplovers.phonebook</ApplicationId>
 
 		<!-- Versions -->
 		<ApplicationDisplayVersion>1.0</ApplicationDisplayVersion>
@@ -43,8 +43,10 @@
 
 	<ItemGroup>
 		<!-- App Icon -->
-		<MauiIcon Include="Resources\AppIcon\appicon.svg" ForegroundFile="Resources\AppIcon\appiconfg.svg" Color="#512BD4" />
+		<MauiIcon Include="Resources\AppIcon\icon.png"/>
 
+		<AndroidResource Include="Resources\AppIcon\icon.png"
+						 Link="Resources\mipmap-hdpi\icon.png" />
 		<!-- Splash Screen -->
 		<MauiSplashScreen Include="Resources\Splash\splash.svg" Color="#512BD4" BaseSize="128,128" />
 
@@ -60,6 +62,7 @@
 	</ItemGroup>
 
 	<ItemGroup>
+		<PackageReference Include="ClosedXML" Version="0.104.2" />
 		<PackageReference Include="CommunityToolkit.Maui" Version="11.2.0" />
 		<PackageReference Include="CommunityToolkit.Maui.Core" Version="11.2.0" />
 		<PackageReference Include="Microsoft.Maui.Controls" Version="9.0.60" />
diff --git a/Platforms/Android/AndroidManifest.xml b/Platforms/Android/AndroidManifest.xml
index 89779d8..2a66aee 100644
--- a/Platforms/Android/AndroidManifest.xml
+++ b/Platforms/Android/AndroidManifest.xml
@@ -1,6 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
-	<application android:allowBackup="true" android:icon="@mipmap/appicon" android:supportsRtl="true" android:label="Телефонный справочник"></application>
+	<application android:allowBackup="true" android:icon="@mipmap/icon" android:supportsRtl="true" android:label="C#+Android=Love"></application>
 	<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
 	<uses-permission android:name="android.permission.INTERNET" />
+	<uses-permission android:name="android.permission.READ_CONTACTS" />
+	<uses-permission android:name="android.permission.WRITE_CONTACTS" />
+	<uses-permission android:name="android.permission.MANAGE_EXTERNAL_STORAGE" />
+	<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
+	<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
 </manifest>
\ No newline at end of file
diff --git a/Platforms/Android/Resources/values/colors.xml b/Platforms/Android/Resources/values/colors.xml
index c04d749..24a86ad 100644
--- a/Platforms/Android/Resources/values/colors.xml
+++ b/Platforms/Android/Resources/values/colors.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <color name="colorPrimary">#512BD4</color>
-    <color name="colorPrimaryDark">#2B0B98</color>
-    <color name="colorAccent">#2B0B98</color>
+    <color name="colorPrimary">#5dd42b</color>
+    <color name="colorPrimaryDark">#2f980b</color>
+    <color name="colorAccent">#0b9813</color>
 </resources>
\ No newline at end of file
diff --git a/Resources/AppIcon/icon.png b/Resources/AppIcon/icon.png
new file mode 100644
index 0000000..e1e9efc
Binary files /dev/null and b/Resources/AppIcon/icon.png differ
diff --git a/Resources/Splash/splash.svg b/Resources/Splash/splash.svg
index 21dfb25..d8417b3 100644
--- a/Resources/Splash/splash.svg
+++ b/Resources/Splash/splash.svg
@@ -1,8 +1,8 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
-<svg width="456" height="456" viewBox="0 0 456 456" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xml:space="preserve" xmlns:serif="http://www.serif.com/" style="fill-rule:evenodd;clip-rule:evenodd;stroke-linejoin:round;stroke-miterlimit:2;">
-    <path d="m 105.50037,281.60863 c -2.70293,0 -5.00091,-0.90042 -6.893127,-2.70209 -1.892214,-1.84778 -2.837901,-4.04181 -2.837901,-6.58209 0,-2.58722 0.945687,-4.80389 2.837901,-6.65167 1.892217,-1.84778 4.190197,-2.77167 6.893127,-2.77167 2.74819,0 5.06798,0.92389 6.96019,2.77167 1.93749,1.84778 2.90581,4.06445 2.90581,6.65167 0,2.54028 -0.96832,4.73431 -2.90581,6.58209 -1.89221,1.80167 -4.212,2.70209 -6.96019,2.70209 z" style="fill:#ffffff;fill-rule:nonzero;stroke-width:0.838376" />
-    <path d="M 213.56111,280.08446 H 195.99044 L 149.69953,207.0544 c -1.17121,-1.84778 -2.14037,-3.76515 -2.90581,-5.75126 h -0.40578 c 0.36051,2.12528 0.54076,6.67515 0.54076,13.6496 v 65.13172 h -15.54349 v -99.36009 h 18.71925 l 44.7374,71.29798 c 1.89222,2.95695 3.1087,4.98917 3.64945,6.09751 h 0.26996 c -0.45021,-2.6325 -0.67573,-7.09015 -0.67573,-13.37293 v -64.02256 h 15.47557 z" style="fill:#ffffff;fill-rule:nonzero;stroke-width:0.838376" />
-    <path d="m 289.25134,280.08446 h -54.40052 v -99.36009 h 52.23835 v 13.99669 h -36.15411 v 28.13085 h 33.31621 v 13.9271 h -33.31621 v 29.37835 h 38.31628 z" style="fill:#ffffff;fill-rule:nonzero;stroke-width:0.838376" />
-    <path d="M 366.56466,194.72106 H 338.7222 v 85.3634 h -16.08423 v -85.3634 h -27.77455 v -13.99669 h 71.70124 z" style="fill:#ffffff;fill-rule:nonzero;stroke-width:0.838376" />
+<?xml version="1.0" encoding="utf-8"?><!-- Uploaded to: SVG Repo, www.svgrepo.com, Generator: SVG Repo Mixer Tools -->
+<svg width="800px" height="800px" viewBox="0 0 32 32" fill="none" xmlns="http://www.w3.org/2000/svg">
+    <path d="M27.6947 22.9999C27.883 22.6617 28 22.2807 28 21.9385V10.0613C28 9.71913 27.8831 9.33818 27.6947 9L16 16L27.6947 22.9999Z" fill="#7F3A86"/>
+    <path d="M17.0395 29.7433L26.9611 23.8047C27.2469 23.6336 27.5067 23.3382 27.695 23L16.0003 16L4.30566 23C4.49398 23.3382 4.75382 23.6337 5.03955 23.8047L14.9611 29.7433C15.5326 30.0855 16.468 30.0855 17.0395 29.7433Z" fill="#662579"/>
+    <path d="M27.6947 8.99996C27.5064 8.6617 27.2465 8.36629 26.9608 8.19521L17.0392 2.25662C16.4677 1.91446 15.5323 1.91446 14.9608 2.25662L5.03922 8.19521C4.46761 8.53729 4 9.37709 4 10.0613V21.9386C4 22.2807 4.11694 22.6618 4.30533 23L16 16L27.6947 8.99996Z" fill="#9A5196"/>
+    <path d="M16.0385 24C11.6061 24 8 20.4112 8 16C8 11.5888 11.6061 8 16.0385 8C18.8458 8 21.4674 9.47569 22.919 11.8618L19.4765 13.9265C18.7492 12.736 17.4399 12 16.0385 12C13.8222 12 12.0193 13.7944 12.0193 16C12.0193 18.2056 13.8222 20 16.0385 20C17.4362 20 18.7421 19.2681 19.4707 18.0832L22.9205 20.1359C21.4692 22.5234 18.8467 24 16.0385 24Z" fill="white"/>
+    <path fill-rule="evenodd" clip-rule="evenodd" d="M25.0001 13V13.9974H22.9999V13H22.0001V13.9974H21V15H22.0001V16.9948H21V18H22.0001V19H22.9999L23 18H25.0001V19H25.9999V18H27V17H25.9999V15H27V13.9974H25.9999V13H25.0001ZM25.0001 17V15H22.9999V16.9948L25.0001 17Z" fill="white"/>
 </svg>
\ No newline at end of file
diff --git a/Resources/Styles/Colors.xaml b/Resources/Styles/Colors.xaml
index 30307a5..c7c29b8 100644
--- a/Resources/Styles/Colors.xaml
+++ b/Resources/Styles/Colors.xaml
@@ -6,18 +6,19 @@
 
     <!-- Note: For Android please see also Platforms\Android\Resources\values\colors.xml -->
 
-    <Color x:Key="Primary">#512BD4</Color>
-    <Color x:Key="PrimaryDark">#ac99ea</Color>
-    <Color x:Key="PrimaryDarkText">#242424</Color>
-    <Color x:Key="Secondary">#DFD8F7</Color>
-    <Color x:Key="SecondaryDarkText">#9880e5</Color>
-    <Color x:Key="Tertiary">#2B0B98</Color>
+    <!-- Green color scheme -->
+    <Color x:Key="Primary">#4CAF50</Color>
+    <Color x:Key="PrimaryDark">#81C784</Color>
+    <Color x:Key="PrimaryDarkText">#1B3A1B</Color>
+    <Color x:Key="Secondary">#C8E6C9</Color>
+    <Color x:Key="SecondaryDarkText">#388E3C</Color>
+    <Color x:Key="Tertiary">#1B5E20</Color>
 
     <Color x:Key="White">White</Color>
     <Color x:Key="Black">Black</Color>
-    <Color x:Key="Magenta">#D600AA</Color>
-    <Color x:Key="MidnightBlue">#190649</Color>
-    <Color x:Key="OffBlack">#1f1f1f</Color>
+    <Color x:Key="Magenta">#2E7D32</Color>
+    <Color x:Key="MidnightBlue">#0D2110</Color>
+    <Color x:Key="OffBlack">#1a1a1a</Color>
 
     <Color x:Key="Gray100">#E1E1E1</Color>
     <Color x:Key="Gray200">#C8C8C8</Color>