diff --git a/res/layout/dark_ui_activation_button.xml b/res/layout/dark_ui_activation_button.xml
deleted file mode 100644
index 5f9eefc..0000000
--- a/res/layout/dark_ui_activation_button.xml
+++ /dev/null
@@ -1,40 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-  Copyright (C) 2019 The Android Open Source Project
-
-  Licensed under the Apache License, Version 2.0 (the "License");
-  you may not use this file except in compliance with the License.
-  You may obtain a copy of the License at
-
-       http://www.apache.org/licenses/LICENSE-2.0
-
-  Unless required by applicable law or agreed to in writing, software
-  distributed under the License is distributed on an "AS IS" BASIS,
-  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  See the License for the specific language governing permissions and
-  limitations under the License.
-  -->
-
-<LinearLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="match_parent"
-    android:layout_height="wrap_content"
-    android:minHeight="?android:attr/listPreferredItemHeight">
-
-    <Button
-        android:id="@+id/dark_ui_turn_on_button"
-        style="@style/ActionPrimaryButton"
-        android:layout_marginStart="@dimen/screen_margin_sides"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="center_vertical" />
-
-    <Button
-        android:id="@+id/dark_ui_turn_off_button"
-        style="@style/ActionSecondaryButton"
-        android:layout_marginStart="@dimen/screen_margin_sides"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="center_vertical" />
-
-</LinearLayout>
\ No newline at end of file
diff --git a/res/layout/night_display_activation_button.xml b/res/layout/night_display_activation_button.xml
deleted file mode 100644
index df160ec..0000000
--- a/res/layout/night_display_activation_button.xml
+++ /dev/null
@@ -1,40 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-  Copyright (C) 2018 The Android Open Source Project
-
-  Licensed under the Apache License, Version 2.0 (the "License");
-  you may not use this file except in compliance with the License.
-  You may obtain a copy of the License at
-
-       http://www.apache.org/licenses/LICENSE-2.0
-
-  Unless required by applicable law or agreed to in writing, software
-  distributed under the License is distributed on an "AS IS" BASIS,
-  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  See the License for the specific language governing permissions and
-  limitations under the License.
-  -->
-
-<LinearLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="match_parent"
-    android:layout_height="wrap_content"
-    android:minHeight="?android:attr/listPreferredItemHeight">
-
-    <Button
-        android:id="@+id/night_display_turn_on_button"
-        style="@style/ActionPrimaryButton"
-        android:layout_marginStart="@dimen/screen_margin_sides"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="center_vertical" />
-
-    <Button
-        android:id="@+id/night_display_turn_off_button"
-        style="@style/ActionSecondaryButton"
-        android:layout_marginStart="@dimen/screen_margin_sides"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="center_vertical" />
-
-</LinearLayout>
\ No newline at end of file
diff --git a/res/layout/panel_layout.xml b/res/layout/panel_layout.xml
index 5f33c32..ac7a72b 100644
--- a/res/layout/panel_layout.xml
+++ b/res/layout/panel_layout.xml
@@ -48,11 +48,13 @@
             </LinearLayout>
 
             <LinearLayout
+                android:id="@+id/header_layout"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:layout_marginStart="16dp"
                 android:layout_marginEnd="16dp"
                 android:orientation="vertical">
+
                 <TextView
                     android:id="@+id/header_title"
                     android:layout_width="wrap_content"
@@ -67,8 +69,7 @@
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:ellipsize="end"
-                    android:maxLines="1" />
-
+                    android:maxLines="1"/>
             </LinearLayout>
         </LinearLayout>
 
diff --git a/res/layout/search_bar.xml b/res/layout/search_bar.xml
index 75b43f0..63f1c95 100644
--- a/res/layout/search_bar.xml
+++ b/res/layout/search_bar.xml
@@ -17,14 +17,12 @@
 
 <LinearLayout
     xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
     android:layout_marginTop="@dimen/search_bar_margin"
     android:layout_marginStart="@dimen/search_bar_margin"
     android:layout_marginEnd="@dimen/search_bar_margin"
-    android:layout_marginBottom="@dimen/search_bar_margin_bottom"
-    app:layout_scrollFlags="scroll|enterAlways">
+    android:layout_marginBottom="@dimen/search_bar_margin_bottom">
 
     <com.google.android.material.card.MaterialCardView
         android:id="@+id/search_bar"
diff --git a/res/layout/zen_mode_settings_button.xml b/res/layout/zen_mode_settings_button.xml
deleted file mode 100644
index db889ff..0000000
--- a/res/layout/zen_mode_settings_button.xml
+++ /dev/null
@@ -1,55 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-  Copyright (C) 2017 The Android Open Source Project
-
-  Licensed under the Apache License, Version 2.0 (the "License");
-  you may not use this file except in compliance with the License.
-  You may obtain a copy of the License at
-
-       http://www.apache.org/licenses/LICENSE-2.0
-
-  Unless required by applicable law or agreed to in writing, software
-  distributed under the License is distributed on an "AS IS" BASIS,
-  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  See the License for the specific language governing permissions and
-  limitations under the License.
-  -->
-
-<LinearLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="match_parent"
-    android:layout_height="wrap_content"
-    android:orientation="vertical">
-
-    <TextView
-        android:text="@string/zen_mode_settings_summary"
-        android:textAppearance="?android:attr/textAppearanceSmall"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginStart="@dimen/screen_margin_sides"
-        android:layout_marginEnd="@dimen/description_margin_sides"
-        android:layout_marginTop="@dimen/zen_mode_settings_button_margin_vertical"/>
-
-    <Button
-        android:id="@+id/zen_mode_settings_turn_on_button"
-        style="@style/ActionPrimaryButton"
-        android:layout_marginStart="@dimen/screen_margin_sides"
-        android:layout_marginEnd="@dimen/description_margin_sides"
-        android:layout_marginTop="@dimen/zen_mode_settings_button_margin_vertical"
-        android:layout_marginBottom="@dimen/zen_mode_settings_button_margin_vertical"
-        android:text="@string/zen_mode_button_turn_on"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"/>
-
-    <Button
-        android:id="@+id/zen_mode_settings_turn_off_button"
-        style="@style/ActionSecondaryButton"
-        android:layout_marginStart="@dimen/screen_margin_sides"
-        android:layout_marginEnd="@dimen/description_margin_sides"
-        android:layout_marginTop="@dimen/zen_mode_settings_button_margin_vertical"
-        android:layout_marginBottom="@dimen/zen_mode_settings_button_margin_vertical"
-        android:text="@string/zen_mode_button_turn_off"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"/>
-
-</LinearLayout>
\ No newline at end of file
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 162175b..205e1ba 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -5254,6 +5254,8 @@
     <string name="accessibility_summary_state_stopped">Not working. Tap for info.</string>
     <!-- Accessibility service's description when enabled but not running (like maybe it crashed). -->
     <string name="accessibility_description_state_stopped">This service is malfunctioning.</string>
+    <!-- Title for the accessibility shortcuts settings page. [CHAR LIMIT=50] -->
+    <string name="accessibility_shortcuts_settings_title">Accessibility shortcuts</string>
 
     <!-- Title for the preference to show a tile for a particular feature in the Quick Settings pane. [CHAR LIMIT=NONE] -->
     <string name="enable_quick_setting">Show in Quick Settings</string>
@@ -12672,6 +12674,18 @@
     <string name="graphics_driver_main_switch_title" translatable="false">Use graphics driver preferences</string>
     <!-- Do not translate. Title for battery saver main switch preferences. [CHAR LIMIT=50] -->
     <string name="battery_saver_main_switch_title" translatable="false">Use battery saver</string>
+    <!-- Do not translate. Title for Do Not Disturb main switch preferences. [CHAR LIMIT=50] -->
+    <string name="do_not_disturb_main_switch_title" translatable="false">Use Do Not Disturb</string>
+    <!-- Do not translate. Title for Dark theme main switch preferences. [CHAR LIMIT=50] -->
+    <string name="dark_theme_main_switch_title" translatable="false">Use Dark Theme</string>
+    <!-- Do not translate. Title for Night Light main switch preferences. [CHAR LIMIT=50] -->
+    <string name="night_light_main_switch_title" translatable="false">Use Night Light</string>
+    <!-- Do not translate. Title for NFC main switch preferences. [CHAR LIMIT=50] -->
+    <string name="nfc_main_switch_title" translatable="false">Use NFC</string>
+    <!-- Do not translate. Title for Adaptive Battery main switch preferences. [CHAR LIMIT=50] -->
+    <string name="adaptive_battery_main_switch_title" translatable="false">Use adaptive battery</string>
+    <!-- Do not translate. Title for adaptive brightness main switch preferences. [CHAR LIMIT=50] -->
+    <string name="adaptive_brightness_main_switch_title" translatable="false">Use adaptive brightness</string>
 
     <!-- Default preference title for showing all apps on device [CHAR_LIMIT=50]-->
     <string name="default_see_all_apps_title">See all apps</string>
diff --git a/res/values/themes.xml b/res/values/themes.xml
index 69fa93e..bed02c8 100644
--- a/res/values/themes.xml
+++ b/res/values/themes.xml
@@ -221,7 +221,6 @@
         <item name="colorPrimaryDark">@*android:color/primary_dark_device_default_settings_light</item>
         <item name="android:windowLightStatusBar">true</item>
         <item name="android:navigationBarDividerColor">@*android:color/ripple_material_light</item>
-        <item name="android:navigationBarColor">@android:color/transparent</item>
     </style>
 
     <style name="Theme.Settings.ContextualCard" parent="Theme.Settings.Home">
diff --git a/res/xml/accessibility_settings.xml b/res/xml/accessibility_settings.xml
index 36125b3..eff9e1d 100644
--- a/res/xml/accessibility_settings.xml
+++ b/res/xml/accessibility_settings.xml
@@ -29,15 +29,7 @@
     <PreferenceCategory
         android:key="screen_reader_category"
         android:persistent="false"
-        android:title="@string/screen_reader_category_title">
-
-        <Preference
-            android:fragment="com.android.settings.tts.TextToSpeechSettings"
-            android:key="tts_settings_preference"
-            android:persistent="false"
-            android:title="@string/tts_settings_title"
-            settings:controller="com.android.settings.language.TtsPreferenceController"/>
-    </PreferenceCategory>
+        android:title="@string/screen_reader_category_title"/>
 
     <PreferenceCategory
         android:key="display_category"
@@ -129,6 +121,25 @@
 
     </PreferenceCategory>
 
+    <!-- TODO(b/174829936): Add title for shortcuts settings category. -->
+    <PreferenceCategory android:persistent="false">
+
+        <Preference
+            android:fragment="com.android.settings.accessibility.ShortcutsSettingsFragment"
+            android:key="accessibility_shortcuts_preference_screen"
+            android:persistent="false"
+            android:title="@string/accessibility_shortcuts_settings_title"
+            settings:searchable="true"/>
+
+        <Preference
+            android:fragment="com.android.settings.tts.TextToSpeechSettings"
+            android:key="tts_settings_preference"
+            android:persistent="false"
+            android:title="@string/tts_settings_title"
+            settings:controller="com.android.settings.language.TtsPreferenceController"/>
+
+    </PreferenceCategory>
+
     <PreferenceCategory
         android:key="experimental_category"
         android:persistent="false"
diff --git a/res/xml/accessibility_shortcuts_settings.xml b/res/xml/accessibility_shortcuts_settings.xml
new file mode 100644
index 0000000..35314e7
--- /dev/null
+++ b/res/xml/accessibility_shortcuts_settings.xml
@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2021 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<PreferenceScreen
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:settings="http://schemas.android.com/apk/res-auto"
+    android:key="accessibility_shortcuts_settings"
+    android:persistent="false"
+    android:title="@string/accessibility_shortcuts_settings_title">
+
+    <SwitchPreference
+        android:key="accessibility_shortcut_preference"
+        android:persistent="false"
+        android:title="@string/accessibility_shortcut_service_on_lock_screen_title"
+        android:summary="@string/accessibility_shortcut_description"
+        settings:controller="com.android.settings.accessibility.AccessibilityShortcutPreferenceController"/>
+</PreferenceScreen>
diff --git a/res/xml/app_info_settings_v2.xml b/res/xml/app_info_settings_v2.xml
new file mode 100644
index 0000000..805df59
--- /dev/null
+++ b/res/xml/app_info_settings_v2.xml
@@ -0,0 +1,191 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright (C) 2021 The Android Open Source Project
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+-->
+
+<PreferenceScreen
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:settings="http://schemas.android.com/apk/res-auto"
+    android:key="installed_app_detail_settings_screen">
+
+    <com.android.settingslib.widget.LayoutPreference
+        android:key="header_view"
+        android:layout="@layout/settings_entity_header"
+        android:selectable="false"
+        android:order="-10000"
+        settings:allowDividerBelow="true"/>
+
+    <com.android.settingslib.widget.LayoutPreference
+        android:key="instant_app_buttons"
+        android:layout="@layout/instant_app_buttons"
+        android:selectable="false"
+        android:order="-9999"
+        settings:allowDividerAbove="true"
+        settings:allowDividerBelow="true"/>
+
+    <com.android.settingslib.widget.ActionButtonsPreference
+        android:key="action_buttons"
+        android:order="-9998" />
+
+    <!-- Add SpacePreference to draw divider -->
+    <com.android.settings.applications.SpacePreference
+        android:layout_height="0dp"
+        android:order="-9997"
+        settings:allowDividerAbove="true" />
+
+    <Preference
+        android:key="app_settings_link"
+        android:title="@string/app_settings_link"
+        settings:controller="com.android.settings.applications.appinfo.AppSettingPreferenceController" />
+
+    <Preference
+        android:key="notification_settings"
+        android:title="@string/notifications_label"
+        settings:controller="com.android.settings.applications.appinfo.AppNotificationPreferenceController" />
+
+    <com.android.settings.widget.FixedLineSummaryPreference
+        android:key="permission_settings"
+        android:title="@string/permissions_label"
+        android:summary="@string/summary_placeholder"
+        settings:summaryLineCount="1"
+        settings:controller="com.android.settings.applications.appinfo.AppPermissionPreferenceController" />
+
+    <Preference
+        android:key="storage_settings"
+        android:title="@string/storage_settings_for_app"
+        android:summary="@string/summary_placeholder"
+        settings:controller="com.android.settings.applications.appinfo.AppStoragePreferenceController" />
+
+    <com.android.settings.applications.AppDomainsPreference
+        android:key="instant_app_launch_supported_domain_urls"
+        android:title="@string/app_launch_supported_domain_urls_title"
+        android:selectable="true"
+        settings:controller="com.android.settings.applications.appinfo.InstantAppDomainsPreferenceController" />
+
+    <Preference
+        android:key="data_settings"
+        android:title="@string/data_usage_app_summary_title"
+        android:summary="@string/summary_placeholder"
+        settings:controller="com.android.settings.applications.appinfo.AppDataUsagePreferenceController" />
+
+    <Preference
+        android:key="time_spent_in_app"
+        android:title="@string/time_spent_in_app_pref_title"
+        settings:controller="com.android.settings.applications.appinfo.TimeSpentInAppPreferenceController" />
+
+    <Preference
+        android:key="battery"
+        android:title="@string/power_usage_summary_title"
+        android:summary="@string/summary_placeholder" />
+
+    <Preference
+        android:key="preferred_settings"
+        android:title="@string/launch_by_default"
+        android:summary="@string/summary_placeholder"
+        android:selectable="true"
+        settings:controller="com.android.settings.applications.appinfo.AppOpenByDefaultPreferenceController" />
+
+    <Preference
+        android:key="memory"
+        android:title="@string/memory_settings_title"
+        android:summary="@string/summary_placeholder"
+        android:enabled="false" />
+
+    <!-- Default apps shortcuts -->
+    <Preference
+        android:key="default_home"
+        android:title="@string/home_app"
+        android:summary="@string/summary_placeholder" />
+
+    <Preference
+        android:key="default_browser"
+        android:title="@string/default_browser_title"
+        android:summary="@string/summary_placeholder" />
+
+    <Preference
+        android:key="default_phone_app"
+        android:title="@string/default_phone_title"
+        android:summary="@string/default_phone_title" />
+
+    <Preference
+        android:key="default_emergency_app"
+        android:title="@string/default_emergency_app"
+        android:summary="@string/summary_placeholder" />
+
+    <Preference
+        android:key="default_sms_app"
+        android:title="@string/sms_application_title"
+        android:summary="@string/summary_placeholder" />
+
+    <!-- Advanced apps settings -->
+    <PreferenceCategory
+        android:key="advanced_app_info"
+        android:title="@string/advanced_apps"
+        settings:controller="com.android.settings.applications.appinfo.AdvancedAppInfoPreferenceCategoryController">
+
+        <Preference
+            android:key="system_alert_window"
+            android:title="@string/draw_overlay"
+            android:summary="@string/summary_placeholder"
+            settings:controller="com.android.settings.applications.appinfo.DrawOverlayDetailPreferenceController" />
+
+        <Preference
+            android:key="write_settings_apps"
+            android:title="@string/write_settings"
+            android:summary="@string/summary_placeholder"
+            settings:controller="com.android.settings.applications.appinfo.WriteSystemSettingsPreferenceController" />
+
+        <Preference
+            android:key="picture_in_picture"
+            android:title="@string/picture_in_picture_app_detail_title"
+            android:summary="@string/summary_placeholder"
+            settings:controller="com.android.settings.applications.specialaccess.pictureinpicture.PictureInPictureDetailPreferenceController" />
+
+        <Preference
+            android:key="install_other_apps"
+            android:title="@string/install_other_apps"
+            android:summary="@string/summary_placeholder"
+            settings:controller="com.android.settings.applications.appinfo.ExternalSourceDetailPreferenceController" />
+
+        <Preference
+            android:key="interact_across_profiles"
+            android:title="@string/interact_across_profiles_title"
+            android:summary="@string/summary_placeholder"
+            settings:controller="com.android.settings.applications.specialaccess.interactacrossprofiles.InteractAcrossProfilesDetailsPreferenceController" />
+
+    </PreferenceCategory>
+
+    <!-- App installer info -->
+    <PreferenceCategory
+        android:key="app_installer"
+        android:title="@string/app_install_details_group_title"
+        settings:controller="com.android.settings.applications.appinfo.AppInstallerPreferenceCategoryController">
+
+        <Preference
+            android:key="app_info_store"
+            android:title="@string/app_install_details_title"
+            settings:controller="com.android.settings.applications.appinfo.AppInstallerInfoPreferenceController" />
+
+    </PreferenceCategory>
+
+    <Preference
+        android:key="app_version"
+        android:selectable="false"
+        android:order="9999"
+        settings:controller="com.android.settings.applications.appinfo.AppVersionPreferenceController"
+        settings:allowDividerAbove="true"
+        settings:enableCopying="true"/>
+
+</PreferenceScreen>
diff --git a/res/xml/app_storage_settings.xml b/res/xml/app_storage_settings.xml
index 376f09e..6092dbb 100644
--- a/res/xml/app_storage_settings.xml
+++ b/res/xml/app_storage_settings.xml
@@ -42,7 +42,7 @@
     <PreferenceCategory
         android:key="storage_category"
         android:title="@string/app_info_storage_title"
-        settings:allowDividerBelow="false">
+        settings:allowDividerAbove="true">
 
         <Preference
             android:key="app_size"
diff --git a/res/xml/auto_brightness_detail.xml b/res/xml/auto_brightness_detail.xml
index 6b304ef..ebcf174 100644
--- a/res/xml/auto_brightness_detail.xml
+++ b/res/xml/auto_brightness_detail.xml
@@ -20,6 +20,12 @@
     xmlns:settings="http://schemas.android.com/apk/res-auto"
     android:title="@string/auto_brightness_title">
 
+    <com.android.settingslib.widget.MainSwitchPreference
+        android:key="auto_brightness"
+        android:title="@string/adaptive_brightness_main_switch_title"
+        settings:keywords="@string/keywords_display_auto_brightness"
+        settings:controller="com.android.settings.display.AutoBrightnessDetailPreferenceController"/>
+
     <com.android.settings.widget.VideoPreference
         android:key="auto_brightness_video"
         android:title="@string/summary_placeholder"
@@ -27,17 +33,6 @@
         settings:preview="@drawable/aab_brightness"
         settings:controller="com.android.settings.widget.VideoPreferenceController"/>
 
-    <!-- Cross-listed item, if you change this, also change it in power_usage_summary.xml -->
-    <com.android.settingslib.RestrictedSwitchPreference
-        android:key="auto_brightness"
-        android:title="@string/auto_brightness_title"
-        android:summary="@string/auto_brightness_summary"
-        settings:keywords="@string/keywords_display_auto_brightness"
-        settings:controller="com.android.settings.display.AutoBrightnessDetailPreferenceController"
-        settings:useAdminDisabledSummary="true"
-        settings:userRestriction="no_config_brightness"
-        settings:allowDividerAbove="true" />
-
     <com.android.settingslib.widget.FooterPreference
         android:key="auto_brightness_footer"
         android:title="@string/auto_brightness_description"
diff --git a/res/xml/dark_mode_settings.xml b/res/xml/dark_mode_settings.xml
index 19279e0..5ac9e26 100644
--- a/res/xml/dark_mode_settings.xml
+++ b/res/xml/dark_mode_settings.xml
@@ -20,6 +20,11 @@
     android:title="@string/dark_ui_mode"
     settings:keywords="@string/keywords_dark_ui_mode">
 
+    <com.android.settingslib.widget.MainSwitchPreference
+        android:key="dark_ui_activated"
+        android:title="@string/dark_theme_main_switch_title"
+        settings:controller="com.android.settings.display.darkmode.DarkModeActivationPreferenceController"/>
+
     <com.android.settingslib.widget.BannerMessagePreference
         android:key="dark_ui_location_off"
         android:title="@string/twilight_mode_location_off_dialog_message"
@@ -50,12 +55,4 @@
         android:title="@string/night_display_end_time_title"
         settings:searchable="false"/>
 
-    <com.android.settingslib.widget.LayoutPreference
-        android:key="dark_ui_activated"
-        android:title="@string/dark_ui_title"
-        android:selectable="false"
-        android:layout="@layout/dark_ui_activation_button"
-        settings:allowDividerBelow="true"
-        settings:controller="com.android.settings.display.darkmode.DarkModeActivationPreferenceController"/>
-
 </PreferenceScreen>
diff --git a/res/xml/nfc_and_payment_settings.xml b/res/xml/nfc_and_payment_settings.xml
index 8ff4983..09ce277 100644
--- a/res/xml/nfc_and_payment_settings.xml
+++ b/res/xml/nfc_and_payment_settings.xml
@@ -19,6 +19,11 @@
     xmlns:settings="http://schemas.android.com/apk/res-auto"
     android:title="@string/nfc_quick_toggle_title">
 
+    <com.android.settingslib.widget.MainSwitchPreference
+        android:key="toggle_nfc"
+        android:title="@string/nfc_main_switch_title"
+        settings:controller="com.android.settings.nfc.NfcPreferenceController"/>
+
     <com.android.settingslib.widget.LayoutPreference
         android:key="nfc_detection_point"
         android:selectable="false"
@@ -26,12 +31,6 @@
         settings:controller="com.android.settings.nfc.NfcDetectionPointController"/>
 
     <SwitchPreference
-        android:key="toggle_nfc"
-        android:title="@string/nfc_quick_toggle_title"
-        android:summary="@string/nfc_quick_toggle_summary"
-        settings:controller="com.android.settings.nfc.NfcPreferenceController"/>
-
-    <SwitchPreference
         android:key="nfc_secure_settings"
         android:title="@string/nfc_secure_settings_title"
         settings:controller="com.android.settings.nfc.SecureNfcPreferenceController"
diff --git a/res/xml/night_display_settings.xml b/res/xml/night_display_settings.xml
index 97f5dd2..23afccf 100644
--- a/res/xml/night_display_settings.xml
+++ b/res/xml/night_display_settings.xml
@@ -20,6 +20,11 @@
     android:title="@string/night_display_title"
     settings:keywords="@string/keywords_display_night_display">
 
+    <com.android.settingslib.widget.MainSwitchPreference
+        android:key="night_display_activated"
+        android:title="@string/night_light_main_switch_title"
+        settings:controller="com.android.settings.display.NightDisplayActivationPreferenceController"/>
+
     <com.android.settingslib.widget.BannerMessagePreference
         android:key="dark_ui_location_off"
         android:title="@string/twilight_mode_location_off_dialog_message"
@@ -54,13 +59,4 @@
         settings:controller="com.android.settings.display.NightDisplayIntensityPreferenceController"
         settings:unavailableSliceSubtitle="@string/night_display_not_currently_on"/>
 
-    <com.android.settingslib.widget.LayoutPreference
-        android:key="night_display_activated"
-        android:title="@string/night_display_title"
-        android:selectable="false"
-        android:layout="@layout/night_display_activation_button"
-        settings:allowDividerBelow="true"
-        settings:keywords="@string/keywords_display_night_display"
-        settings:controller="com.android.settings.display.NightDisplayActivationPreferenceController"/>
-
 </PreferenceScreen>
diff --git a/res/xml/power_usage_detail.xml b/res/xml/power_usage_detail.xml
index 945ceed..95c1038 100644
--- a/res/xml/power_usage_detail.xml
+++ b/res/xml/power_usage_detail.xml
@@ -31,7 +31,8 @@
         android:order="-9999"/>
 
     <PreferenceCategory
-        android:title="@string/battery_detail_manage_title">
+        android:title="@string/battery_detail_manage_title"
+        settings:allowDividerAbove="true">
 
         <com.android.settingslib.RestrictedPreference
             android:key="background_activity"
diff --git a/res/xml/power_usage_summary.xml b/res/xml/power_usage_summary.xml
index 6161d79..f683f3c 100644
--- a/res/xml/power_usage_summary.xml
+++ b/res/xml/power_usage_summary.xml
@@ -32,7 +32,6 @@
         android:fragment="com.android.settings.fuelgauge.PowerUsageAdvanced"
         android:key="battery_usage_summary"
         android:title="@string/advanced_battery_preference_title"
-        android:icon="@drawable/ic_chevron_right_24dp"
         settings:searchable="false" />
 
     <com.android.settings.widget.CardPreference
diff --git a/res/xml/smart_battery_detail.xml b/res/xml/smart_battery_detail.xml
index 87eeb86..2d36119 100644
--- a/res/xml/smart_battery_detail.xml
+++ b/res/xml/smart_battery_detail.xml
@@ -22,6 +22,11 @@
     android:title="@string/smart_battery_manager_title"
     settings:searchable="false">
 
+    <com.android.settingslib.widget.MainSwitchPreference
+        android:key="smart_battery"
+        android:title="@string/adaptive_battery_main_switch_title"
+        settings:controller="com.android.settings.fuelgauge.SmartBatteryPreferenceController"/>
+
     <com.android.settings.widget.VideoPreference
         android:key="auto_awesome_battery"
         android:title="@string/summary_placeholder"
@@ -30,13 +35,6 @@
         settings:controller="com.android.settings.widget.VideoPreferenceController"/>
 
     <SwitchPreference
-        android:key="smart_battery"
-        android:title="@string/smart_battery_title"
-        android:summary="@string/smart_battery_summary"
-        settings:controller="com.android.settings.fuelgauge.SmartBatteryPreferenceController"
-        settings:allowDividerAbove="true"/>
-
-    <SwitchPreference
         android:key="auto_restriction"
         android:title="@string/battery_auto_restriction_title"
         android:summary="@string/battery_auto_restriction_summary"
@@ -51,4 +49,4 @@
         android:title="@string/smart_battery_footer"
         android:selectable="false"
         settings:searchable="false"/>
-</PreferenceScreen>
\ No newline at end of file
+</PreferenceScreen>
diff --git a/res/xml/zen_mode_settings.xml b/res/xml/zen_mode_settings.xml
index 6764e28..78dee02 100644
--- a/res/xml/zen_mode_settings.xml
+++ b/res/xml/zen_mode_settings.xml
@@ -21,12 +21,9 @@
     android:title="@string/zen_mode_settings_title">
 
     <!-- Turn on DND button -->
-    <com.android.settingslib.widget.LayoutPreference
+    <com.android.settingslib.widget.MainSwitchPreference
         android:key="zen_mode_toggle"
-        android:title="@string/zen_mode_settings_title"
-        android:selectable="false"
-        android:layout="@layout/zen_mode_settings_button"
-        settings:allowDividerBelow="true"
+        android:title="@string/do_not_disturb_main_switch_title"
         settings:keywords="@string/keywords_zen_mode_settings"/>
 
     <PreferenceCategory
diff --git a/src/com/android/settings/ProxySelector.java b/src/com/android/settings/ProxySelector.java
index 625369e..0b6f16a 100644
--- a/src/com/android/settings/ProxySelector.java
+++ b/src/com/android/settings/ProxySelector.java
@@ -41,6 +41,7 @@
 
 import androidx.appcompat.app.AlertDialog;
 
+import com.android.net.module.util.ProxyUtils;
 import com.android.settings.SettingsPreferenceFragment.SettingsDialogFragment;
 import com.android.settings.core.InstrumentedFragment;
 
@@ -151,7 +152,7 @@
         if (proxy != null) {
             hostname = proxy.getHost();
             port = proxy.getPort();
-            exclList = proxy.getExclusionListAsString();
+            exclList = ProxyUtils.exclusionListAsString(proxy.getExclusionList());
         }
 
         if (hostname == null) {
diff --git a/src/com/android/settings/accessibility/AccessibilitySettings.java b/src/com/android/settings/accessibility/AccessibilitySettings.java
index 4709c66..582111f 100644
--- a/src/com/android/settings/accessibility/AccessibilitySettings.java
+++ b/src/com/android/settings/accessibility/AccessibilitySettings.java
@@ -372,6 +372,9 @@
         } else {
             getPreferenceScreen().addPreference(downloadedServicesCategory);
         }
+
+        // Hide screen reader category if it is empty.
+        updatePreferenceCategoryVisibility(CATEGORY_SCREEN_READER);
     }
 
     private List<RestrictedPreference> getInstalledAccessibilityList(Context context) {
@@ -453,6 +456,16 @@
     }
 
     /**
+     * Updates the visibility of a category according to its child preference count.
+     *
+     * @param categoryKey The key of the category which needs to check
+     */
+    private void updatePreferenceCategoryVisibility(String categoryKey) {
+        final PreferenceCategory category = mCategoryToPrefCategoryMap.get(categoryKey);
+        category.setVisible(category.getPreferenceCount() != 0);
+    }
+
+    /**
      * Updates preferences related to system configurations.
      */
     protected void updateSystemPreferences() {
diff --git a/src/com/android/settings/accessibility/ShortcutsSettingsFragment.java b/src/com/android/settings/accessibility/ShortcutsSettingsFragment.java
new file mode 100644
index 0000000..91e16f6
--- /dev/null
+++ b/src/com/android/settings/accessibility/ShortcutsSettingsFragment.java
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.accessibility;
+
+import android.app.settings.SettingsEnums;
+
+import com.android.settings.R;
+import com.android.settings.dashboard.DashboardFragment;
+import com.android.settings.search.BaseSearchIndexProvider;
+
+/** Accessibility settings for accessibility shortcuts. */
+public class ShortcutsSettingsFragment extends DashboardFragment {
+
+    private static final String TAG = "ShortcutsSettingsFragment";
+
+    @Override
+    public int getMetricsCategory() {
+        return SettingsEnums.ACCESSIBILITY_SHORTCUTS_SETTINGS;
+    }
+
+    @Override
+    protected int getPreferenceScreenResId() {
+        return R.xml.accessibility_shortcuts_settings;
+    }
+
+    @Override
+    protected String getLogTag() {
+        return TAG;
+    }
+
+    public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
+            new BaseSearchIndexProvider(R.xml.accessibility_shortcuts_settings);
+
+}
diff --git a/src/com/android/settings/applications/appinfo/AppInfoDashboardFragment.java b/src/com/android/settings/applications/appinfo/AppInfoDashboardFragment.java
index 6817bd6..f584408 100755
--- a/src/com/android/settings/applications/appinfo/AppInfoDashboardFragment.java
+++ b/src/com/android/settings/applications/appinfo/AppInfoDashboardFragment.java
@@ -35,6 +35,7 @@
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.text.TextUtils;
+import android.util.FeatureFlagUtils;
 import android.util.Log;
 import android.view.Menu;
 import android.view.MenuInflater;
@@ -48,6 +49,7 @@
 import com.android.settings.applications.manageapplications.ManageApplications;
 import com.android.settings.applications.specialaccess.interactacrossprofiles.InteractAcrossProfilesDetailsPreferenceController;
 import com.android.settings.applications.specialaccess.pictureinpicture.PictureInPictureDetailPreferenceController;
+import com.android.settings.core.FeatureFlags;
 import com.android.settings.core.SubSettingLauncher;
 import com.android.settings.dashboard.DashboardFragment;
 import com.android.settingslib.RestrictedLockUtilsInternal;
@@ -245,6 +247,9 @@
 
     @Override
     protected int getPreferenceScreenResId() {
+        if (FeatureFlagUtils.isEnabled(getContext(), FeatureFlags.SILKY_HOME)) {
+            return R.xml.app_info_settings_v2;
+        }
         return R.xml.app_info_settings;
     }
 
diff --git a/src/com/android/settings/display/AutoBrightnessDetailPreferenceController.java b/src/com/android/settings/display/AutoBrightnessDetailPreferenceController.java
index 030c5b9..3138ae0 100644
--- a/src/com/android/settings/display/AutoBrightnessDetailPreferenceController.java
+++ b/src/com/android/settings/display/AutoBrightnessDetailPreferenceController.java
@@ -17,8 +17,18 @@
 package com.android.settings.display;
 
 import android.content.Context;
+import android.widget.Switch;
 
-public class AutoBrightnessDetailPreferenceController extends AutoBrightnessPreferenceController {
+import androidx.preference.PreferenceScreen;
+
+import com.android.settingslib.widget.MainSwitchPreference;
+import com.android.settingslib.widget.OnMainSwitchChangeListener;
+
+/**
+ * Controller that updates the adaptive brightness.
+ */
+public class AutoBrightnessDetailPreferenceController extends
+        AutoBrightnessPreferenceController implements OnMainSwitchChangeListener {
 
     public AutoBrightnessDetailPreferenceController(Context context, String key) {
         super(context, key);
@@ -36,4 +46,21 @@
     public boolean isPublicSlice() {
         return true;
     }
+
+    @Override
+    public void displayPreference(PreferenceScreen screen) {
+        super.displayPreference(screen);
+
+        MainSwitchPreference pref = (MainSwitchPreference) screen.findPreference(
+                getPreferenceKey());
+        pref.addOnSwitchChangeListener(this);
+        pref.updateStatus(isChecked());
+    }
+
+    @Override
+    public void onSwitchChanged(Switch switchView, boolean isChecked) {
+        if (isChecked != isChecked()) {
+            setChecked(isChecked);
+        }
+    }
 }
diff --git a/src/com/android/settings/display/NightDisplayActivationPreferenceController.java b/src/com/android/settings/display/NightDisplayActivationPreferenceController.java
index cf9332b..e6217ff 100644
--- a/src/com/android/settings/display/NightDisplayActivationPreferenceController.java
+++ b/src/com/android/settings/display/NightDisplayActivationPreferenceController.java
@@ -16,43 +16,30 @@
 
 package com.android.settings.display;
 
-import static android.view.accessibility.AccessibilityEvent.TYPE_VIEW_FOCUSED;
-
 import android.content.Context;
 import android.hardware.display.ColorDisplayManager;
 import android.text.TextUtils;
-import android.view.View;
-import android.view.View.OnClickListener;
-import android.widget.Button;
+import android.widget.Switch;
 
 import androidx.preference.Preference;
 import androidx.preference.PreferenceScreen;
 
-import com.android.settings.R;
 import com.android.settings.core.TogglePreferenceController;
 import com.android.settings.overlay.FeatureFactory;
 import com.android.settingslib.core.instrumentation.MetricsFeatureProvider;
-import com.android.settingslib.widget.LayoutPreference;
+import com.android.settingslib.widget.MainSwitchPreference;
+import com.android.settingslib.widget.OnMainSwitchChangeListener;
 
-public class NightDisplayActivationPreferenceController extends TogglePreferenceController {
+/**
+ * Controller that updates the night display.
+ */
+public class NightDisplayActivationPreferenceController extends
+        TogglePreferenceController implements OnMainSwitchChangeListener {
 
     private final MetricsFeatureProvider mMetricsFeatureProvider;
     private ColorDisplayManager mColorDisplayManager;
     private NightDisplayTimeFormatter mTimeFormatter;
-    private LayoutPreference mPreference;
-
-    private Button mTurnOffButton;
-    private Button mTurnOnButton;
-
-    private final OnClickListener mListener = new OnClickListener() {
-        @Override
-        public void onClick(View v) {
-            mMetricsFeatureProvider.logClickedPreference(mPreference, getMetricsCategory());
-            mColorDisplayManager.setNightDisplayActivated(
-                    !mColorDisplayManager.isNightDisplayActivated());
-            updateStateInternal(true);
-        }
-    };
+    private MainSwitchPreference mPreference;
 
     public NightDisplayActivationPreferenceController(Context context, String key) {
         super(context, key);
@@ -64,7 +51,7 @@
 
     @Override
     public int getAvailabilityStatus() {
-        return ColorDisplayManager.isNightDisplayAvailable(mContext) ? AVAILABLE
+        return ColorDisplayManager.isNightDisplayAvailable(mContext) ? AVAILABLE_UNSEARCHABLE
                 : UNSUPPORTED_ON_DEVICE;
     }
 
@@ -82,16 +69,24 @@
     public void displayPreference(PreferenceScreen screen) {
         super.displayPreference(screen);
 
-        mPreference = screen.findPreference(getPreferenceKey());
-        mTurnOnButton = mPreference.findViewById(R.id.night_display_turn_on_button);
-        mTurnOnButton.setOnClickListener(mListener);
-        mTurnOffButton = mPreference.findViewById(R.id.night_display_turn_off_button);
-        mTurnOffButton.setOnClickListener(mListener);
+        mPreference = (MainSwitchPreference) screen.findPreference(getPreferenceKey());
+        mPreference.addOnSwitchChangeListener(this);
+        mPreference.updateStatus(mColorDisplayManager.isNightDisplayActivated());
+    }
+
+    @Override
+    public void onSwitchChanged(Switch switchView, boolean isChecked) {
+        final boolean activated = mColorDisplayManager.isNightDisplayActivated();
+        if (isChecked != activated) {
+            // TODO(b/179017365): Create a controller which extends TogglePreferenceController to
+            //  control the toggle preference.
+            setChecked(isChecked);
+        }
     }
 
     @Override
     public final void updateState(Preference preference) {
-        updateStateInternal(false);
+        updateStateInternal();
     }
 
     /** FOR SLICES */
@@ -111,46 +106,14 @@
         return mTimeFormatter.getAutoModeSummary(mContext, mColorDisplayManager);
     }
 
-    private void updateStateInternal(boolean selfChanged) {
-        if (mTurnOnButton == null || mTurnOffButton == null) {
-            return;
-        }
-
+    private void updateStateInternal() {
         final boolean isActivated = mColorDisplayManager.isNightDisplayActivated();
         final int autoMode = mColorDisplayManager.getNightDisplayAutoMode();
 
-        String buttonText;
         if (autoMode == ColorDisplayManager.AUTO_MODE_CUSTOM_TIME) {
-            buttonText = mContext.getString(isActivated
-                            ? R.string.night_display_activation_off_custom
-                            : R.string.night_display_activation_on_custom,
-                    mTimeFormatter.getFormattedTimeString(isActivated
-                            ? mColorDisplayManager.getNightDisplayCustomStartTime()
-                            : mColorDisplayManager.getNightDisplayCustomEndTime()));
-        } else if (autoMode == ColorDisplayManager.AUTO_MODE_TWILIGHT) {
-            buttonText = mContext.getString(isActivated
-                    ? R.string.night_display_activation_off_twilight
-                    : R.string.night_display_activation_on_twilight);
-        } else {
-            buttonText = mContext.getString(isActivated
-                    ? R.string.night_display_activation_off_manual
-                    : R.string.night_display_activation_on_manual);
-        }
-
-        if (isActivated) {
-            mTurnOnButton.setVisibility(View.GONE);
-            mTurnOffButton.setVisibility(View.VISIBLE);
-            mTurnOffButton.setText(buttonText);
-            if (selfChanged) {
-                mTurnOffButton.sendAccessibilityEvent(TYPE_VIEW_FOCUSED);
-            }
-        } else {
-            mTurnOnButton.setVisibility(View.VISIBLE);
-            mTurnOffButton.setVisibility(View.GONE);
-            mTurnOnButton.setText(buttonText);
-            if (selfChanged) {
-                mTurnOnButton.sendAccessibilityEvent(TYPE_VIEW_FOCUSED);
-            }
+            mTimeFormatter.getFormattedTimeString(isActivated
+                    ? mColorDisplayManager.getNightDisplayCustomStartTime()
+                    : mColorDisplayManager.getNightDisplayCustomEndTime());
         }
     }
 }
diff --git a/src/com/android/settings/display/ScreenTimeoutSettings.java b/src/com/android/settings/display/ScreenTimeoutSettings.java
index a90c886..b518646 100644
--- a/src/com/android/settings/display/ScreenTimeoutSettings.java
+++ b/src/com/android/settings/display/ScreenTimeoutSettings.java
@@ -158,7 +158,7 @@
             screen.addPreference(pref);
         }
 
-        if (isScreenAttentionAvailable()) {
+        if (isScreenAttentionAvailable(getContext())) {
             mAdaptiveSleepPermissionController.addToScreen(screen);
             mAdaptiveSleepController.addToScreen(screen);
             screen.addPreference(mPrivacyPreference);
@@ -199,11 +199,6 @@
         return R.string.help_url_adaptive_sleep;
     }
 
-    private boolean isScreenAttentionAvailable() {
-        return getResources().getBoolean(
-                com.android.internal.R.bool.config_adaptive_sleep_available);
-    }
-
     private Long getMaxScreenTimeout(Context context) {
         if (context == null) {
             return Long.MAX_VALUE;
@@ -239,6 +234,11 @@
         }
     }
 
+    private static boolean isScreenAttentionAvailable(Context context) {
+        return context.getResources().getBoolean(
+                com.android.internal.R.bool.config_adaptive_sleep_available);
+    }
+
     private static class TimeoutCandidateInfo extends CandidateInfo {
         private final CharSequence mLabel;
         private final String mKey;
@@ -269,11 +269,13 @@
             new BaseSearchIndexProvider(R.xml.screen_timeout_settings) {
                 public List<SearchIndexableRaw> getRawDataToIndex(Context context,
                         boolean enabled) {
+                    if (!isScreenAttentionAvailable(context)) {
+                        return null;
+                    }
                     final Resources res = context.getResources();
                     final SearchIndexableRaw data = new SearchIndexableRaw(context);
                     data.title = res.getString(R.string.adaptive_sleep_title);
                     data.key = AdaptiveSleepPreferenceController.PREFERENCE_KEY;
-                    data.screenTitle = res.getString(R.string.screen_timeout_title);
                     data.keywords = res.getString(R.string.adaptive_sleep_title);
 
                     final List<SearchIndexableRaw> result = new ArrayList<>(1);
diff --git a/src/com/android/settings/display/darkmode/DarkModeActivationPreferenceController.java b/src/com/android/settings/display/darkmode/DarkModeActivationPreferenceController.java
index 1027dac..800e7e5 100644
--- a/src/com/android/settings/display/darkmode/DarkModeActivationPreferenceController.java
+++ b/src/com/android/settings/display/darkmode/DarkModeActivationPreferenceController.java
@@ -19,8 +19,7 @@
 import android.content.Context;
 import android.content.res.Configuration;
 import android.os.PowerManager;
-import android.view.View;
-import android.widget.Button;
+import android.widget.Switch;
 
 import androidx.preference.Preference;
 import androidx.preference.PreferenceScreen;
@@ -29,22 +28,22 @@
 import com.android.settings.core.BasePreferenceController;
 import com.android.settings.overlay.FeatureFactory;
 import com.android.settingslib.core.instrumentation.MetricsFeatureProvider;
-import com.android.settingslib.widget.LayoutPreference;
+import com.android.settingslib.widget.MainSwitchPreference;
+import com.android.settingslib.widget.OnMainSwitchChangeListener;
 
 import java.time.LocalTime;
 
 /**
  * Controller for activate/deactivate night mode button
  */
-public class DarkModeActivationPreferenceController extends BasePreferenceController {
+public class DarkModeActivationPreferenceController extends BasePreferenceController implements
+        OnMainSwitchChangeListener {
 
     private final UiModeManager mUiModeManager;
     private final MetricsFeatureProvider mMetricsFeatureProvider;
     private PowerManager mPowerManager;
-    private Button mTurnOffButton;
-    private Button mTurnOnButton;
     private TimeFormatter mFormat;
-    private LayoutPreference mPreference;
+    private MainSwitchPreference mPreference;
 
     public DarkModeActivationPreferenceController(Context context, String preferenceKey) {
         super(context, preferenceKey);
@@ -62,49 +61,9 @@
 
     @Override
     public final void updateState(Preference preference) {
-
-        final boolean batterySaver = mPowerManager.isPowerSaveMode();
-        if (batterySaver) {
-            mTurnOnButton.setVisibility(View.GONE);
-            mTurnOffButton.setVisibility(View.GONE);
-            return;
-        }
-
         final boolean active = (mContext.getResources().getConfiguration().uiMode
                 & Configuration.UI_MODE_NIGHT_YES) != 0;
-        updateNightMode(active);
-    }
-
-    private void updateNightMode(boolean active) {
-        final int mode = mUiModeManager.getNightMode();
-        String buttonText;
-
-        if (mode == UiModeManager.MODE_NIGHT_AUTO) {
-            buttonText = mContext.getString(active
-                    ? R.string.dark_ui_activation_off_auto
-                    : R.string.dark_ui_activation_on_auto);
-        } else if (mode == UiModeManager.MODE_NIGHT_CUSTOM) {
-            final LocalTime time = active
-                    ? mUiModeManager.getCustomNightModeStart()
-                    : mUiModeManager.getCustomNightModeEnd();
-            final String timeStr = mFormat.of(time);
-            buttonText = mContext.getString(active
-                    ? R.string.dark_ui_activation_off_custom
-                    : R.string.dark_ui_activation_on_custom, timeStr);
-        } else {
-            buttonText = mContext.getString(active
-                    ? R.string.dark_ui_activation_off_manual
-                    : R.string.dark_ui_activation_on_manual);
-        }
-        if (active) {
-            mTurnOnButton.setVisibility(View.GONE);
-            mTurnOffButton.setVisibility(View.VISIBLE);
-            mTurnOffButton.setText(buttonText);
-        } else {
-            mTurnOnButton.setVisibility(View.VISIBLE);
-            mTurnOffButton.setVisibility(View.GONE);
-            mTurnOnButton.setText(buttonText);
-        }
+        mPreference.updateStatus(active);
     }
 
     @Override
@@ -132,26 +91,19 @@
         }
     }
 
-    private final View.OnClickListener mListener = new View.OnClickListener() {
-        @Override
-        public void onClick(View v) {
-            mMetricsFeatureProvider.logClickedPreference(mPreference, getMetricsCategory());
-            final boolean active = (mContext.getResources().getConfiguration().uiMode
-                    & Configuration.UI_MODE_NIGHT_YES) != 0;
-            mUiModeManager.setNightModeActivated(!active);
-            updateNightMode(!active);
-        }
-    };
+    @Override
+    public void onSwitchChanged(Switch switchView, boolean isChecked) {
+        mMetricsFeatureProvider.logClickedPreference(mPreference, getMetricsCategory());
+        final boolean active = (mContext.getResources().getConfiguration().uiMode
+                & Configuration.UI_MODE_NIGHT_YES) != 0;
+        mUiModeManager.setNightModeActivated(!active);
+    }
 
     @Override
     public void displayPreference(PreferenceScreen screen) {
         super.displayPreference(screen);
-
-        mPreference = screen.findPreference(getPreferenceKey());
-        mTurnOnButton = mPreference.findViewById(R.id.dark_ui_turn_on_button);
-        mTurnOnButton.setOnClickListener(mListener);
-        mTurnOffButton = mPreference.findViewById(R.id.dark_ui_turn_off_button);
-        mTurnOffButton.setOnClickListener(mListener);
+        mPreference = (MainSwitchPreference) screen.findPreference(getPreferenceKey());
+        mPreference.addOnSwitchChangeListener(this);
     }
 
     @Override
diff --git a/src/com/android/settings/fuelgauge/SmartBatteryPreferenceController.java b/src/com/android/settings/fuelgauge/SmartBatteryPreferenceController.java
index 040af9f..ea277a1 100644
--- a/src/com/android/settings/fuelgauge/SmartBatteryPreferenceController.java
+++ b/src/com/android/settings/fuelgauge/SmartBatteryPreferenceController.java
@@ -20,22 +20,27 @@
 import android.content.Context;
 import android.provider.Settings;
 import android.text.TextUtils;
+import android.widget.Switch;
 
 import androidx.preference.Preference;
-import androidx.preference.SwitchPreference;
+import androidx.preference.PreferenceScreen;
 
 import com.android.settings.core.BasePreferenceController;
 import com.android.settings.overlay.FeatureFactory;
+import com.android.settingslib.widget.MainSwitchPreference;
+import com.android.settingslib.widget.OnMainSwitchChangeListener;
 
 /**
  * Controller to change and update the smart battery toggle
  */
 public class SmartBatteryPreferenceController extends BasePreferenceController implements
-        Preference.OnPreferenceChangeListener {
+        OnMainSwitchChangeListener {
+
     private static final String KEY_SMART_BATTERY = "smart_battery";
     private static final int ON = 1;
     private static final int OFF = 0;
     private PowerUsageFeatureProvider mPowerUsageFeatureProvider;
+    private MainSwitchPreference mPreference;
 
     public SmartBatteryPreferenceController(Context context) {
         super(context, KEY_SMART_BATTERY);
@@ -65,14 +70,19 @@
         super.updateState(preference);
         final boolean smartBatteryOn = Settings.Global.getInt(mContext.getContentResolver(),
                 Settings.Global.ADAPTIVE_BATTERY_MANAGEMENT_ENABLED, ON) == ON;
-        ((SwitchPreference) preference).setChecked(smartBatteryOn);
+        ((MainSwitchPreference) preference).updateStatus(smartBatteryOn);
     }
 
     @Override
-    public boolean onPreferenceChange(Preference preference, Object newValue) {
-        final boolean smartBatteryOn = (Boolean) newValue;
+    public void displayPreference(PreferenceScreen screen) {
+        super.displayPreference(screen);
+        mPreference = (MainSwitchPreference) screen.findPreference(getPreferenceKey());
+        mPreference.addOnSwitchChangeListener(this);
+    }
+
+    @Override
+    public void onSwitchChanged(Switch switchView, boolean isChecked) {
         Settings.Global.putInt(mContext.getContentResolver(),
-                Settings.Global.ADAPTIVE_BATTERY_MANAGEMENT_ENABLED, smartBatteryOn ? ON : OFF);
-        return true;
+                Settings.Global.ADAPTIVE_BATTERY_MANAGEMENT_ENABLED, isChecked ? ON : OFF);
     }
 }
diff --git a/src/com/android/settings/homepage/SettingsHomepageActivity.java b/src/com/android/settings/homepage/SettingsHomepageActivity.java
index 2259441..aa7b2d1 100644
--- a/src/com/android/settings/homepage/SettingsHomepageActivity.java
+++ b/src/com/android/settings/homepage/SettingsHomepageActivity.java
@@ -46,11 +46,7 @@
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-
         setContentView(R.layout.settings_homepage_container);
-        final View root = findViewById(R.id.settings_homepage_container);
-        root.setSystemUiVisibility(
-                View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_LAYOUT_STABLE);
 
         final View appBar = findViewById(R.id.app_bar_container);
         appBar.setMinimumHeight(getSearchBoxHeight());
diff --git a/src/com/android/settings/network/InternetPreferenceController.java b/src/com/android/settings/network/InternetPreferenceController.java
index 0e95e2d..25ec912 100644
--- a/src/com/android/settings/network/InternetPreferenceController.java
+++ b/src/com/android/settings/network/InternetPreferenceController.java
@@ -177,6 +177,7 @@
         if (subInfo == null) {
             return;
         }
-        mPreference.setSummary(subInfo.getDisplayName());
+        mPreference.setSummary(SubscriptionUtil.getUniqueSubscriptionDisplayName(
+                subInfo, mContext));
     }
 }
diff --git a/src/com/android/settings/network/OWNERS b/src/com/android/settings/network/OWNERS
index 991ad43..4f17e3f 100644
--- a/src/com/android/settings/network/OWNERS
+++ b/src/com/android/settings/network/OWNERS
@@ -6,5 +6,6 @@
 leechou@google.com
 songferngwang@google.com
 tomhsu@google.com
+zoeychen@google.com
 
 # Emergency approvers in case the above are not available
diff --git a/src/com/android/settings/network/ProviderModelSlice.java b/src/com/android/settings/network/ProviderModelSlice.java
index 48c3dc0..24077dd 100644
--- a/src/com/android/settings/network/ProviderModelSlice.java
+++ b/src/com/android/settings/network/ProviderModelSlice.java
@@ -26,7 +26,6 @@
 import android.content.Intent;
 import android.graphics.drawable.Drawable;
 import android.net.Uri;
-import android.provider.Settings;
 import android.telephony.SubscriptionManager;
 import android.util.Log;
 
@@ -87,9 +86,6 @@
         final ListBuilder listBuilder = mHelper.createListBuilder(getUri());
         if (mHelper.isAirplaneModeEnabled() && !mWifiManager.isWifiEnabled()) {
             log("Airplane mode is enabled.");
-            listBuilder.setHeader(mHelper.createHeader(Settings.ACTION_AIRPLANE_MODE_SETTINGS));
-            listBuilder.addGridRow(mHelper.createMessageGridRow(R.string.condition_airplane_title,
-                    Settings.ACTION_AIRPLANE_MODE_SETTINGS));
             return listBuilder.build();
         }
 
@@ -182,8 +178,9 @@
         }
         final int defaultSubId = subscriptionManager.getDefaultDataSubscriptionId();
         log("defaultSubId:" + defaultSubId);
-        if (!SubscriptionManager.isUsableSubscriptionId(defaultSubId)) {
-            return; // No subscription - do nothing.
+
+        if (!defaultSubscriptionIsUsable(defaultSubId)) {
+            return;
         }
 
         boolean isToggleAction = intent.hasExtra(EXTRA_TOGGLE_STATE);
@@ -194,10 +191,14 @@
             MobileNetworkUtils.setMobileDataEnabled(mContext, defaultSubId, newState,
                     false /* disableOtherSubscriptions */);
         }
-        doCarrierNetworkAction(isToggleAction, newState);
+
+        final boolean isDataEnabled =
+                isToggleAction ? newState : MobileNetworkUtils.isMobileDataEnabled(mContext);
+        doCarrierNetworkAction(isToggleAction, isDataEnabled);
     }
 
-    private void doCarrierNetworkAction(boolean isToggleAction, boolean isDataEnabled) {
+    @VisibleForTesting
+    void doCarrierNetworkAction(boolean isToggleAction, boolean isDataEnabled) {
         final NetworkProviderWorker worker = getWorker();
         if (worker == null) {
             return;
@@ -208,7 +209,7 @@
             return;
         }
 
-        if (MobileNetworkUtils.isMobileDataEnabled(mContext)) {
+        if (isDataEnabled) {
             worker.connectCarrierNetwork();
         }
     }
@@ -258,4 +259,12 @@
                 .setTitle(mContext.getText(R.string.ethernet))
                 .setSubtitle(mContext.getText(R.string.cannot_switch_networks_while_connected));
     }
+
+    /**
+     * Wrap the subscriptionManager call for test mocking.
+     */
+    @VisibleForTesting
+    protected boolean defaultSubscriptionIsUsable(int defaultSubId) {
+        return SubscriptionManager.isUsableSubscriptionId(defaultSubId);
+    }
 }
diff --git a/src/com/android/settings/network/SubscriptionUtil.java b/src/com/android/settings/network/SubscriptionUtil.java
index a0f2df4..aa70459 100644
--- a/src/com/android/settings/network/SubscriptionUtil.java
+++ b/src/com/android/settings/network/SubscriptionUtil.java
@@ -242,12 +242,14 @@
             public CharSequence uniqueName;
         }
 
-        final SubscriptionManager subscriptionManager =
-                context.getSystemService(SubscriptionManager.class);
         // Map of SubscriptionId to DisplayName
         final Supplier<Stream<DisplayInfo>> originalInfos =
-                () -> getActiveSubscriptions(subscriptionManager)
+                () -> getAvailableSubscriptions(context)
                 .stream()
+                .filter(i -> {
+                    // Filter out null values.
+                    return (i != null && i.getDisplayName() != null);
+                })
                 .map(i -> {
                     DisplayInfo info = new DisplayInfo();
                     info.subscriptionInfo = i;
diff --git a/src/com/android/settings/network/telephony/BackupCallingPreferenceController.java b/src/com/android/settings/network/telephony/BackupCallingPreferenceController.java
index daa4670..2c6c963 100644
--- a/src/com/android/settings/network/telephony/BackupCallingPreferenceController.java
+++ b/src/com/android/settings/network/telephony/BackupCallingPreferenceController.java
@@ -30,6 +30,7 @@
 import androidx.preference.SwitchPreference;
 
 import com.android.settings.R;
+import com.android.settings.network.SubscriptionUtil;
 
 import java.util.Objects;
 
@@ -119,7 +120,8 @@
 
     private String getLatestSummary() {
         SubscriptionInfo subInfo = getSubscriptionInfo();
-        return Objects.toString((subInfo == null) ? null : subInfo.getDisplayName(), "");
+        return Objects.toString((subInfo == null) ? null
+                : SubscriptionUtil.getUniqueSubscriptionDisplayName(subInfo, mContext), "");
     }
 
     private void updateSummary(String displayName) {
diff --git a/src/com/android/settings/network/telephony/DataDuringCallsPreferenceController.java b/src/com/android/settings/network/telephony/DataDuringCallsPreferenceController.java
index 1cd0e8e..110c582 100644
--- a/src/com/android/settings/network/telephony/DataDuringCallsPreferenceController.java
+++ b/src/com/android/settings/network/telephony/DataDuringCallsPreferenceController.java
@@ -96,7 +96,7 @@
 
     @Override
     public boolean setChecked(boolean isChecked) {
-        mManager.setMobileDataPolicyEnabledStatus(
+        mManager.setMobileDataPolicyEnabled(
                 TelephonyManager.MOBILE_DATA_POLICY_DATA_ON_NON_DEFAULT_DURING_VOICE_CALL,
                 isChecked);
         return true;
diff --git a/src/com/android/settings/network/telephony/MmsMessagePreferenceController.java b/src/com/android/settings/network/telephony/MmsMessagePreferenceController.java
index e3db5eb..85d6e73 100644
--- a/src/com/android/settings/network/telephony/MmsMessagePreferenceController.java
+++ b/src/com/android/settings/network/telephony/MmsMessagePreferenceController.java
@@ -88,7 +88,7 @@
 
     @Override
     public boolean setChecked(boolean isChecked) {
-        mTelephonyManager.setMobileDataPolicyEnabledStatus(
+        mTelephonyManager.setMobileDataPolicyEnabled(
                 TelephonyManager.MOBILE_DATA_POLICY_MMS_ALWAYS_ALLOWED, isChecked);
         return isChecked == mTelephonyManager.isMobileDataPolicyEnabled(
                 TelephonyManager.MOBILE_DATA_POLICY_MMS_ALWAYS_ALLOWED);
diff --git a/src/com/android/settings/network/telephony/NetworkProviderBackupCallingPreferenceController.java b/src/com/android/settings/network/telephony/NetworkProviderBackupCallingPreferenceController.java
index f6a7d93..b66cea6 100644
--- a/src/com/android/settings/network/telephony/NetworkProviderBackupCallingPreferenceController.java
+++ b/src/com/android/settings/network/telephony/NetworkProviderBackupCallingPreferenceController.java
@@ -104,7 +104,7 @@
         }
         SwitchPreference pref = new SwitchPreference(mContext);
         prefCtrl.updateState(pref);
-        pref.setTitle(subInfo.getDisplayName());
+        pref.setTitle(SubscriptionUtil.getUniqueSubscriptionDisplayName(subInfo, mContext));
         return pref;
     }
 
diff --git a/src/com/android/settings/nfc/NfcEnabler.java b/src/com/android/settings/nfc/NfcEnabler.java
index 777e7d1..88482d5 100644
--- a/src/com/android/settings/nfc/NfcEnabler.java
+++ b/src/com/android/settings/nfc/NfcEnabler.java
@@ -21,16 +21,17 @@
 import android.provider.Settings;
 
 import androidx.annotation.VisibleForTesting;
-import androidx.preference.SwitchPreference;
+
+import com.android.settingslib.widget.MainSwitchPreference;
 
 /**
  * NfcEnabler is a helper to manage the Nfc on/off checkbox preference. It turns on/off Nfc
  * and ensures the summary of the preference reflects the current state.
  */
 public class NfcEnabler extends BaseNfcEnabler {
-    private final SwitchPreference mPreference;
+    private final MainSwitchPreference mPreference;
 
-    public NfcEnabler(Context context, SwitchPreference preference) {
+    public NfcEnabler(Context context, MainSwitchPreference preference) {
         super(context);
         mPreference = preference;
     }
@@ -39,19 +40,19 @@
     protected void handleNfcStateChanged(int newState) {
         switch (newState) {
             case NfcAdapter.STATE_OFF:
-                mPreference.setChecked(false);
+                mPreference.updateStatus(false);
                 mPreference.setEnabled(isToggleable());
                 break;
             case NfcAdapter.STATE_ON:
-                mPreference.setChecked(true);
+                mPreference.updateStatus(true);
                 mPreference.setEnabled(true);
                 break;
             case NfcAdapter.STATE_TURNING_ON:
-                mPreference.setChecked(true);
+                mPreference.updateStatus(true);
                 mPreference.setEnabled(false);
                 break;
             case NfcAdapter.STATE_TURNING_OFF:
-                mPreference.setChecked(false);
+                mPreference.updateStatus(false);
                 mPreference.setEnabled(false);
                 break;
         }
diff --git a/src/com/android/settings/nfc/NfcPreferenceController.java b/src/com/android/settings/nfc/NfcPreferenceController.java
index 9bf013c..b30e7c3f 100644
--- a/src/com/android/settings/nfc/NfcPreferenceController.java
+++ b/src/com/android/settings/nfc/NfcPreferenceController.java
@@ -23,24 +23,27 @@
 import android.nfc.NfcAdapter;
 import android.provider.Settings;
 import android.util.Log;
+import android.widget.Switch;
 
 import androidx.preference.PreferenceScreen;
-import androidx.preference.SwitchPreference;
 
 import com.android.settings.core.TogglePreferenceController;
 import com.android.settings.slices.SliceBackgroundWorker;
 import com.android.settingslib.core.lifecycle.LifecycleObserver;
 import com.android.settingslib.core.lifecycle.events.OnPause;
 import com.android.settingslib.core.lifecycle.events.OnResume;
+import com.android.settingslib.widget.MainSwitchPreference;
+import com.android.settingslib.widget.OnMainSwitchChangeListener;
 
 import java.io.IOException;
 
 public class NfcPreferenceController extends TogglePreferenceController
-        implements LifecycleObserver, OnResume, OnPause {
+        implements LifecycleObserver, OnResume, OnPause, OnMainSwitchChangeListener {
 
     public static final String KEY_TOGGLE_NFC = "toggle_nfc";
     private final NfcAdapter mNfcAdapter;
     private NfcEnabler mNfcEnabler;
+    private MainSwitchPreference mPreference;
 
     public NfcPreferenceController(Context context, String key) {
         super(context, key);
@@ -55,10 +58,16 @@
             return;
         }
 
-        final SwitchPreference switchPreference = screen.findPreference(getPreferenceKey());
+        mPreference = (MainSwitchPreference) screen.findPreference(getPreferenceKey());
+        mPreference.addOnSwitchChangeListener(this);
+        mNfcEnabler = new NfcEnabler(mContext, mPreference);
+    }
 
-        mNfcEnabler = new NfcEnabler(mContext, switchPreference);
-
+    @Override
+    public void onSwitchChanged(Switch switchView, boolean isChecked) {
+        if (isChecked != mNfcAdapter.isEnabled()) {
+            setChecked(isChecked);
+        }
     }
 
     @Override
@@ -129,12 +138,12 @@
      * Listener for background changes to NFC.
      *
      * <p>
-     *     Listen to broadcasts from {@link NfcAdapter}. The worker will call notify changed on the
-     *     NFC Slice only when the following extras are present in the broadcast:
-     *     <ul>
-     *      <li>{@link NfcAdapter#STATE_ON}</li>
-     *      <li>{@link NfcAdapter#STATE_OFF}</li>
-     *     </ul>
+     * Listen to broadcasts from {@link NfcAdapter}. The worker will call notify changed on the
+     * NFC Slice only when the following extras are present in the broadcast:
+     * <ul>
+     * <li>{@link NfcAdapter#STATE_ON}</li>
+     * <li>{@link NfcAdapter#STATE_OFF}</li>
+     * </ul>
      */
     public static class NfcSliceWorker extends SliceBackgroundWorker<Void> {
 
@@ -185,7 +194,7 @@
                         NO_EXTRA);
 
                 // Do nothing if state change is empty, or an intermediate step.
-                if ( (nfcStateExtra == NO_EXTRA)
+                if ((nfcStateExtra == NO_EXTRA)
                         || (nfcStateExtra == NfcAdapter.STATE_TURNING_ON)
                         || (nfcStateExtra == NfcAdapter.STATE_TURNING_OFF)) {
                     Log.d(TAG, "Transitional update, dropping broadcast");
diff --git a/src/com/android/settings/notification/app/BlockPreferenceController.java b/src/com/android/settings/notification/app/BlockPreferenceController.java
index e5a7e98..4df3e28 100644
--- a/src/com/android/settings/notification/app/BlockPreferenceController.java
+++ b/src/com/android/settings/notification/app/BlockPreferenceController.java
@@ -72,16 +72,16 @@
             bar.setDisabledByAdmin(mAdmin);
 
             if (mChannel != null && !isChannelBlockable()) {
-                bar.setEnabled(false);
+                bar.setSwitchBarEnabled(false);
             }
 
             if (mChannelGroup != null && !isChannelGroupBlockable()) {
-                bar.setEnabled(false);
+                bar.setSwitchBarEnabled(false);
             }
 
             if (mChannel == null && mAppRow.systemApp
                     && (!mAppRow.banned || mAppRow.lockedImportance)) {
-                bar.setEnabled(false);
+                bar.setSwitchBarEnabled(false);
             }
 
             if (mChannel != null) {
diff --git a/src/com/android/settings/notification/zen/ZenModeButtonPreferenceController.java b/src/com/android/settings/notification/zen/ZenModeButtonPreferenceController.java
index dc338bd..a431883 100644
--- a/src/com/android/settings/notification/zen/ZenModeButtonPreferenceController.java
+++ b/src/com/android/settings/notification/zen/ZenModeButtonPreferenceController.java
@@ -16,37 +16,33 @@
 
 package com.android.settings.notification.zen;
 
-import static android.view.accessibility.AccessibilityEvent.TYPE_VIEW_FOCUSED;
-
 import android.app.settings.SettingsEnums;
 import android.content.Context;
 import android.provider.Settings;
-import android.view.View;
-import android.widget.Button;
+import android.widget.Switch;
 
 import androidx.fragment.app.FragmentManager;
 import androidx.preference.Preference;
+import androidx.preference.PreferenceScreen;
 
-import com.android.settings.R;
 import com.android.settings.core.PreferenceControllerMixin;
 import com.android.settings.dashboard.DashboardFragment;
 import com.android.settings.notification.SettingsEnableZenModeDialog;
 import com.android.settingslib.core.lifecycle.Lifecycle;
-import com.android.settingslib.widget.LayoutPreference;
+import com.android.settingslib.widget.MainSwitchPreference;
+import com.android.settingslib.widget.OnMainSwitchChangeListener;
 
 public class ZenModeButtonPreferenceController extends AbstractZenModePreferenceController
-        implements PreferenceControllerMixin {
+        implements PreferenceControllerMixin, OnMainSwitchChangeListener {
+
+    private static final String TAG = "EnableZenModeButton";
 
     public static final String KEY = "zen_mode_toggle";
 
-    private static final String TAG = "EnableZenModeButton";
     private final FragmentManager mFragment;
 
-    // DND can also be toggled from QS. If DND wasn't toggled by this preference, don't
-    // reroute focus.
-    private boolean mRefocusButton = false;
-    private Button mZenButtonOn;
-    private Button mZenButtonOff;
+    // DND can also be toggled from QS.
+    private MainSwitchPreference mPreference;
 
     public ZenModeButtonPreferenceController(Context context, Lifecycle lifecycle, FragmentManager
             fragment) {
@@ -65,25 +61,26 @@
     }
 
     @Override
+    public void displayPreference(PreferenceScreen screen) {
+        super.displayPreference(screen);
+        mPreference = (MainSwitchPreference) screen.findPreference(getPreferenceKey());
+        mPreference.addOnSwitchChangeListener(this);
+    }
+
+    @Override
+    public void onSwitchChanged(Switch switchView, boolean isChecked) {
+        if (isChecked) {
+            updateZenModeState(mPreference);
+        } else {
+            writeMetrics(mPreference, false);
+            mBackend.setZenMode(Settings.Global.ZEN_MODE_OFF);
+        }
+    }
+
+    @Override
     public void updateState(Preference preference) {
         super.updateState(preference);
 
-        if (null == mZenButtonOn) {
-            mZenButtonOn = ((LayoutPreference) preference)
-                    .findViewById(R.id.zen_mode_settings_turn_on_button);
-            updateZenButtonOnClickListener(preference);
-        }
-
-        if (null == mZenButtonOff) {
-            mZenButtonOff = ((LayoutPreference) preference)
-                    .findViewById(R.id.zen_mode_settings_turn_off_button);
-            mZenButtonOff.setOnClickListener(v -> {
-                mRefocusButton = true;
-                writeMetrics(preference, false);
-                mBackend.setZenMode(Settings.Global.ZEN_MODE_OFF);
-            });
-        }
-
         updatePreference(preference);
     }
 
@@ -92,41 +89,27 @@
             case Settings.Global.ZEN_MODE_ALARMS:
             case Settings.Global.ZEN_MODE_IMPORTANT_INTERRUPTIONS:
             case Settings.Global.ZEN_MODE_NO_INTERRUPTIONS:
-                mZenButtonOff.setVisibility(View.VISIBLE);
-                mZenButtonOn.setVisibility(View.GONE);
-                if (mRefocusButton) {
-                    mRefocusButton = false;
-                    mZenButtonOff.sendAccessibilityEvent(TYPE_VIEW_FOCUSED);
-                }
+                mPreference.updateStatus(true);
                 break;
             case Settings.Global.ZEN_MODE_OFF:
             default:
-                mZenButtonOff.setVisibility(View.GONE);
-                updateZenButtonOnClickListener(preference);
-                mZenButtonOn.setVisibility(View.VISIBLE);
-                if (mRefocusButton) {
-                    mRefocusButton = false;
-                    mZenButtonOn.sendAccessibilityEvent(TYPE_VIEW_FOCUSED);
-                }
+                mPreference.updateStatus(false);
         }
     }
 
-    private void updateZenButtonOnClickListener(Preference preference) {
-        mZenButtonOn.setOnClickListener(v -> {
-            mRefocusButton = true;
-            writeMetrics(preference, true);
-            int zenDuration = getZenDuration();
-            switch (zenDuration) {
-                case Settings.Secure.ZEN_DURATION_PROMPT:
-                    new SettingsEnableZenModeDialog().show(mFragment, TAG);
-                    break;
-                case Settings.Secure.ZEN_DURATION_FOREVER:
-                    mBackend.setZenMode(Settings.Global.ZEN_MODE_IMPORTANT_INTERRUPTIONS);
-                    break;
-                default:
-                    mBackend.setZenModeForDuration(zenDuration);
-            }
-        });
+    private void updateZenModeState(Preference preference) {
+        writeMetrics(preference, true);
+        int zenDuration = getZenDuration();
+        switch (zenDuration) {
+            case Settings.Secure.ZEN_DURATION_PROMPT:
+                new SettingsEnableZenModeDialog().show(mFragment, TAG);
+                break;
+            case Settings.Secure.ZEN_DURATION_FOREVER:
+                mBackend.setZenMode(Settings.Global.ZEN_MODE_IMPORTANT_INTERRUPTIONS);
+                break;
+            default:
+                mBackend.setZenModeForDuration(zenDuration);
+        }
     }
 
     private void writeMetrics(Preference preference, boolean buttonOn) {
@@ -135,4 +118,4 @@
         mMetricsFeatureProvider.action(mContext, SettingsEnums.ACTION_ZEN_TOGGLE_DND_BUTTON,
                 buttonOn);
     }
-}
\ No newline at end of file
+}
diff --git a/src/com/android/settings/panel/InternetConnectivityPanel.java b/src/com/android/settings/panel/InternetConnectivityPanel.java
index 7bafe97..c90d22b 100644
--- a/src/com/android/settings/panel/InternetConnectivityPanel.java
+++ b/src/com/android/settings/panel/InternetConnectivityPanel.java
@@ -19,6 +19,7 @@
 import static androidx.lifecycle.Lifecycle.Event.ON_PAUSE;
 import static androidx.lifecycle.Lifecycle.Event.ON_RESUME;
 
+import static com.android.settings.network.InternetUpdater.INTERNET_APM;
 import static com.android.settings.network.InternetUpdater.INTERNET_APM_NETWORKS;
 import static com.android.settings.network.NetworkProviderSettings.ACTION_NETWORK_PROVIDER_SETTINGS;
 
@@ -83,6 +84,9 @@
         mInternetUpdater.onPause();
     }
 
+    /**
+     * @return a string for the title of the Panel.
+     */
     @Override
     public CharSequence getTitle() {
         if (mIsProviderModelEnabled) {
@@ -93,10 +97,21 @@
         return mContext.getText(R.string.internet_connectivity_panel_title);
     }
 
+    /**
+     * @return a string for the subtitle of the Panel.
+     */
+    @Override
+    public CharSequence getSubTitle() {
+        if (mIsProviderModelEnabled && mInternetType == INTERNET_APM) {
+            return mContext.getText(R.string.condition_airplane_title);
+        }
+        return null;
+    }
+
     @Override
     public List<Uri> getSlices() {
         final List<Uri> uris = new ArrayList<>();
-        if (Utils.isProviderModelEnabled(mContext)) {
+        if (mIsProviderModelEnabled) {
             uris.add(CustomSliceRegistry.PROVIDER_MODEL_SLICE_URI);
             uris.add(CustomSliceRegistry.AIRPLANE_SAFE_NETWORKS_SLICE_URI);
         } else {
@@ -109,18 +124,21 @@
 
     @Override
     public Intent getSeeMoreIntent() {
-        return new Intent(Utils.isProviderModelEnabled(mContext)
+        return new Intent(mIsProviderModelEnabled
                 ? ACTION_NETWORK_PROVIDER_SETTINGS : Settings.ACTION_WIRELESS_SETTINGS)
                 .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
     }
 
     @Override
     public boolean isCustomizedButtonUsed() {
-        return Utils.isProviderModelEnabled(mContext);
+        return mIsProviderModelEnabled;
     }
 
     @Override
     public CharSequence getCustomizedButtonTitle() {
+        if (mInternetType == INTERNET_APM) {
+            return null;
+        }
         return mContext.getText(R.string.settings_button);
     }
 
@@ -145,18 +163,35 @@
      * @param internetType the internet type
      */
     public void onInternetTypeChanged(@InternetUpdater.InternetType int internetType) {
-        final boolean needRefresh = internetType != mInternetType
-                && (internetType == INTERNET_APM_NETWORKS
-                || mInternetType == INTERNET_APM_NETWORKS);
-        mInternetType = internetType;
-        if (needRefresh) {
-            refresh();
+        if (internetType == mInternetType) {
+            return;
         }
-    }
 
-    private void refresh() {
+        final boolean changeToApm = (internetType == INTERNET_APM);
+        final boolean changeFromApm = (mInternetType == INTERNET_APM);
+        final boolean changeWithApmNetworks =
+                (internetType == INTERNET_APM_NETWORKS || mInternetType == INTERNET_APM_NETWORKS);
+        mInternetType = internetType;
+
         if (mCallback != null) {
-            mCallback.onTitleChanged();
+            if (changeToApm) {
+                // The internet type is changed to the airplane mode.
+                //   Title: Internet
+                //   Sub-Title: Airplane mode is on
+                //   Settings button: Hide
+                mCallback.onHeaderChanged();
+                mCallback.onCustomizedButtonStateChanged();
+            } else if (changeFromApm) {
+                // The internet type is changed from the airplane mode.
+                //   Title: Internet
+                //   Settings button: Show
+                mCallback.onTitleChanged();
+                mCallback.onCustomizedButtonStateChanged();
+            } else if (changeWithApmNetworks) {
+                // The internet type is changed with the airplane mode networks.
+                //   Title: Airplane mode networks / Internet
+                mCallback.onTitleChanged();
+            }
         }
     }
 }
diff --git a/src/com/android/settings/panel/PanelFragment.java b/src/com/android/settings/panel/PanelFragment.java
index 503b34a..e7c1bef 100644
--- a/src/com/android/settings/panel/PanelFragment.java
+++ b/src/com/android/settings/panel/PanelFragment.java
@@ -26,6 +26,7 @@
 import android.os.Bundle;
 import android.os.Handler;
 import android.text.TextUtils;
+import android.view.Gravity;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -94,6 +95,7 @@
     private LinearLayout mPanelHeader;
     private ImageView mTitleIcon;
     private LinearLayout mTitleGroup;
+    private LinearLayout mHeaderLayout;
     private TextView mHeaderTitle;
     private TextView mHeaderSubtitle;
     private int mMaxHeight;
@@ -202,6 +204,7 @@
         mPanelHeader = mLayoutView.findViewById(R.id.panel_header);
         mTitleIcon = mLayoutView.findViewById(R.id.title_icon);
         mTitleGroup = mLayoutView.findViewById(R.id.title_group);
+        mHeaderLayout = mLayoutView.findViewById(R.id.header_layout);
         mHeaderTitle = mLayoutView.findViewById(R.id.header_title);
         mHeaderSubtitle = mLayoutView.findViewById(R.id.header_subtitle);
         mFooterDivider = mLayoutView.findViewById(R.id.footer_divider);
@@ -239,13 +242,12 @@
 
         final IconCompat icon = mPanel.getIcon();
         final CharSequence title = mPanel.getTitle();
+        final CharSequence subtitle = mPanel.getSubTitle();
 
-        if (icon != null) {
-            enablePanelHeader(icon, title);
+        if (icon != null || (subtitle != null && subtitle.length() > 0)) {
+            enablePanelHeader(icon, title, subtitle);
         } else {
-            mTitleView.setVisibility(View.VISIBLE);
-            mPanelHeader.setVisibility(View.GONE);
-            mTitleView.setText(title);
+            enableTitle(title);
         }
 
         mFooterDivider.setVisibility(View.GONE);
@@ -254,13 +256,7 @@
         mDoneButton.setOnClickListener(getCloseListener());
 
         if (mPanel.isCustomizedButtonUsed()) {
-            final CharSequence customTitle = mPanel.getCustomizedButtonTitle();
-            if (TextUtils.isEmpty(customTitle)) {
-                mSeeMoreButton.setVisibility(View.GONE);
-            } else {
-                mSeeMoreButton.setVisibility(View.VISIBLE);
-                mSeeMoreButton.setText(customTitle);
-            }
+            enableCustomizedButton();
         } else if (mPanel.getSeeMoreIntent() == null) {
             // If getSeeMoreIntent() is null hide the mSeeMoreButton.
             mSeeMoreButton.setVisibility(View.GONE);
@@ -275,14 +271,16 @@
                 0 /* value */);
     }
 
-    private void enablePanelHeader(IconCompat icon, CharSequence title) {
+    private void enablePanelHeader(IconCompat icon, CharSequence title, CharSequence subtitle) {
         mTitleView.setVisibility(View.GONE);
         mPanelHeader.setVisibility(View.VISIBLE);
         mPanelHeader.setAccessibilityPaneTitle(title);
         mHeaderTitle.setText(title);
-        mHeaderSubtitle.setText(mPanel.getSubTitle());
+        mHeaderSubtitle.setText(subtitle);
+        mHeaderSubtitle.setAccessibilityPaneTitle(subtitle);
         if (icon != null) {
             mTitleGroup.setVisibility(View.VISIBLE);
+            mHeaderLayout.setGravity(Gravity.LEFT);
             mTitleIcon.setImageIcon(icon.toIcon(getContext()));
             if (mPanel.getHeaderIconIntent() != null) {
                 mTitleIcon.setOnClickListener(getHeaderIconListener());
@@ -295,6 +293,24 @@
             }
         } else {
             mTitleGroup.setVisibility(View.GONE);
+            mHeaderLayout.setGravity(Gravity.CENTER_HORIZONTAL);
+        }
+    }
+
+    private void enableTitle(CharSequence title) {
+        mPanelHeader.setVisibility(View.GONE);
+        mTitleView.setVisibility(View.VISIBLE);
+        mTitleView.setAccessibilityPaneTitle(title);
+        mTitleView.setText(title);
+    }
+
+    private void enableCustomizedButton() {
+        final CharSequence customTitle = mPanel.getCustomizedButtonTitle();
+        if (TextUtils.isEmpty(customTitle)) {
+            mSeeMoreButton.setVisibility(View.GONE);
+        } else {
+            mSeeMoreButton.setVisibility(View.VISIBLE);
+            mSeeMoreButton.setText(customTitle);
         }
     }
 
@@ -487,24 +503,14 @@
         @Override
         public void onCustomizedButtonStateChanged() {
             ThreadUtils.postOnMainThread(() -> {
-                mSeeMoreButton.setVisibility(
-                        mPanel.isCustomizedButtonUsed() ? View.VISIBLE : View.GONE);
-                mSeeMoreButton.setText(mPanel.getCustomizedButtonTitle());
+                enableCustomizedButton();
             });
         }
 
         @Override
         public void onHeaderChanged() {
             ThreadUtils.postOnMainThread(() -> {
-                final IconCompat icon = mPanel.getIcon();
-                if (icon != null) {
-                    mTitleIcon.setImageIcon(icon.toIcon(getContext()));
-                    mTitleGroup.setVisibility(View.VISIBLE);
-                } else {
-                    mTitleGroup.setVisibility(View.GONE);
-                }
-                mHeaderTitle.setText(mPanel.getTitle());
-                mHeaderSubtitle.setText(mPanel.getSubTitle());
+                enablePanelHeader(mPanel.getIcon(), mPanel.getTitle(), mPanel.getSubTitle());
             });
         }
 
@@ -517,7 +523,7 @@
         @Override
         public void onTitleChanged() {
             ThreadUtils.postOnMainThread(() -> {
-                mTitleView.setText(mPanel.getTitle());
+                enableTitle(mPanel.getTitle());
             });
         }
 
diff --git a/src/com/android/settings/security/CredentialStorage.java b/src/com/android/settings/security/CredentialStorage.java
index 2e3e2ed..53a1a59 100644
--- a/src/com/android/settings/security/CredentialStorage.java
+++ b/src/com/android/settings/security/CredentialStorage.java
@@ -44,6 +44,7 @@
 
 import com.android.internal.widget.LockPatternUtils;
 import com.android.settings.R;
+import com.android.settings.core.HideNonSystemOverlayMixin;
 import com.android.settings.password.ChooseLockSettingsHelper;
 import com.android.settings.vpn2.VpnUtils;
 
@@ -75,6 +76,7 @@
     protected void onCreate(Bundle savedState) {
         super.onCreate(savedState);
         mUtils = new LockPatternUtils(this);
+        getLifecycle().addObserver(new HideNonSystemOverlayMixin(this));
     }
 
     @Override
diff --git a/src/com/android/settings/sim/receivers/SimSlotChangeReceiver.java b/src/com/android/settings/sim/receivers/SimSlotChangeReceiver.java
index 563b4ef..f2c7c65 100644
--- a/src/com/android/settings/sim/receivers/SimSlotChangeReceiver.java
+++ b/src/com/android/settings/sim/receivers/SimSlotChangeReceiver.java
@@ -52,10 +52,9 @@
         ThreadUtils.postOnBackgroundThread(
                 () -> {
                     synchronized (mLock) {
-                        if (!shouldHandleSlotChange(context)) {
-                            return;
+                        if (shouldHandleSlotChange(context)) {
+                            mSlotChangeHandler.onSlotsStatusChange(context.getApplicationContext());
                         }
-                        mSlotChangeHandler.onSlotsStatusChange(context.getApplicationContext());
                     }
                     ThreadUtils.postOnMainThread(pendingResult::finish);
                 });
diff --git a/src/com/android/settings/widget/SettingsMainSwitchPreference.java b/src/com/android/settings/widget/SettingsMainSwitchPreference.java
index 4597842..2a7aa73 100644
--- a/src/com/android/settings/widget/SettingsMainSwitchPreference.java
+++ b/src/com/android/settings/widget/SettingsMainSwitchPreference.java
@@ -17,8 +17,11 @@
 package com.android.settings.widget;
 
 import android.content.Context;
+import android.content.res.TypedArray;
+import android.text.TextUtils;
 import android.util.AttributeSet;
 
+import androidx.core.content.res.TypedArrayUtils;
 import androidx.preference.PreferenceViewHolder;
 import androidx.preference.TwoStatePreference;
 
@@ -47,23 +50,23 @@
 
     public SettingsMainSwitchPreference(Context context) {
         super(context);
-        init();
+        init(context, null);
     }
 
     public SettingsMainSwitchPreference(Context context, AttributeSet attrs) {
         super(context, attrs);
-        init();
+        init(context, attrs);
     }
 
     public SettingsMainSwitchPreference(Context context, AttributeSet attrs, int defStyleAttr) {
         super(context, attrs, defStyleAttr);
-        init();
+        init(context, attrs);
     }
 
     public SettingsMainSwitchPreference(Context context, AttributeSet attrs, int defStyleAttr,
             int defStyleRes) {
         super(context, attrs, defStyleAttr, defStyleRes);
-        init();
+        init(context, attrs);
     }
 
     @Override
@@ -79,8 +82,21 @@
         registerListenerToSwitchBar();
     }
 
-    private void init() {
+    private void init(Context context, AttributeSet attrs) {
         setLayoutResource(R.layout.preference_widget_main_switch);
+
+        if (attrs != null) {
+            TypedArray a = context.obtainStyledAttributes(attrs,
+                    androidx.preference.R.styleable.Preference, 0/*defStyleAttr*/,
+                    0/*defStyleRes*/);
+            final CharSequence title = TypedArrayUtils.getText(a,
+                    androidx.preference.R.styleable.Preference_title,
+                    androidx.preference.R.styleable.Preference_android_title);
+            if (!TextUtils.isEmpty(title)) {
+                setTitle(title.toString());
+            }
+            a.recycle();
+        }
     }
 
     /**
@@ -153,7 +169,7 @@
     /**
      * Enable or disable the text and switch.
      */
-    public void setEnabled(boolean enabled) {
+    public void setSwitchBarEnabled(boolean enabled) {
         if (mMainSwitchBar != null) {
             mMainSwitchBar.setEnabled(enabled);
         }
diff --git a/src/com/android/settings/wifi/WifiConfigController.java b/src/com/android/settings/wifi/WifiConfigController.java
index cfee53c..65e45b7 100644
--- a/src/com/android/settings/wifi/WifiConfigController.java
+++ b/src/com/android/settings/wifi/WifiConfigController.java
@@ -67,6 +67,7 @@
 
 import androidx.annotation.VisibleForTesting;
 
+import com.android.net.module.util.ProxyUtils;
 import com.android.settings.ProxySelector;
 import com.android.settings.R;
 import com.android.settings.network.SubscriptionUtil;
@@ -1408,7 +1409,8 @@
                 if (proxyProperties != null) {
                     mProxyHostView.setText(proxyProperties.getHost());
                     mProxyPortView.setText(Integer.toString(proxyProperties.getPort()));
-                    mProxyExclusionListView.setText(proxyProperties.getExclusionListAsString());
+                    mProxyExclusionListView.setText(
+                            ProxyUtils.exclusionListAsString(proxyProperties.getExclusionList()));
                 }
             }
         } else if (mProxySettingsSpinner.getSelectedItemPosition() == PROXY_PAC) {
diff --git a/src/com/android/settings/wifi/WifiConfigController2.java b/src/com/android/settings/wifi/WifiConfigController2.java
index 62f2352..49f1b21 100644
--- a/src/com/android/settings/wifi/WifiConfigController2.java
+++ b/src/com/android/settings/wifi/WifiConfigController2.java
@@ -65,6 +65,7 @@
 
 import androidx.annotation.VisibleForTesting;
 
+import com.android.net.module.util.ProxyUtils;
 import com.android.settings.ProxySelector;
 import com.android.settings.R;
 import com.android.settings.network.SubscriptionUtil;
@@ -1372,7 +1373,8 @@
                 if (proxyProperties != null) {
                     mProxyHostView.setText(proxyProperties.getHost());
                     mProxyPortView.setText(Integer.toString(proxyProperties.getPort()));
-                    mProxyExclusionListView.setText(proxyProperties.getExclusionListAsString());
+                    mProxyExclusionListView.setText(
+                            ProxyUtils.exclusionListAsString(proxyProperties.getExclusionList()));
                 }
             }
         } else if (mProxySettingsSpinner.getSelectedItemPosition() == PROXY_PAC) {
diff --git a/tests/robotests/src/com/android/settings/SettingsActivityTest.java b/tests/robotests/src/com/android/settings/SettingsActivityTest.java
index ada4c0e..89f8449 100644
--- a/tests/robotests/src/com/android/settings/SettingsActivityTest.java
+++ b/tests/robotests/src/com/android/settings/SettingsActivityTest.java
@@ -37,6 +37,7 @@
 
 import com.android.settings.core.OnActivityResultListener;
 import com.android.settings.testutils.FakeFeatureFactory;
+import com.android.settings.testutils.shadow.ShadowUserManager;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -46,11 +47,13 @@
 import org.robolectric.Robolectric;
 import org.robolectric.RobolectricTestRunner;
 import org.robolectric.RuntimeEnvironment;
+import org.robolectric.annotation.Config;
 
 import java.util.ArrayList;
 import java.util.List;
 
 @RunWith(RobolectricTestRunner.class)
+@Config(shadows = ShadowUserManager.class)
 public class SettingsActivityTest {
 
     @Mock
diff --git a/tests/robotests/src/com/android/settings/accessibility/ShortcutsSettingsFragmentTest.java b/tests/robotests/src/com/android/settings/accessibility/ShortcutsSettingsFragmentTest.java
new file mode 100644
index 0000000..12b568f
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/accessibility/ShortcutsSettingsFragmentTest.java
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.accessibility;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import android.content.Context;
+
+import androidx.test.core.app.ApplicationProvider;
+
+import com.android.settings.R;
+import com.android.settings.testutils.XmlTestUtils;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+
+import java.util.List;
+
+/** Tests for {@link ShortcutsSettingsFragment}. */
+@RunWith(RobolectricTestRunner.class)
+public class ShortcutsSettingsFragmentTest {
+
+    private Context mContext = ApplicationProvider.getApplicationContext();
+
+    @Test
+    public void getNonIndexableKeys_existInXmlLayout() {
+        final List<String> niks = ShortcutsSettingsFragment.SEARCH_INDEX_DATA_PROVIDER
+                .getNonIndexableKeys(mContext);
+        final List<String> keys =
+                XmlTestUtils.getKeysFromPreferenceXml(mContext,
+                        R.xml.accessibility_shortcuts_settings);
+
+        assertThat(keys).containsAtLeastElementsIn(niks);
+    }
+}
diff --git a/tests/robotests/src/com/android/settings/accounts/AvatarViewMixinTest.java b/tests/robotests/src/com/android/settings/accounts/AvatarViewMixinTest.java
index 80f21fc..02b318f 100644
--- a/tests/robotests/src/com/android/settings/accounts/AvatarViewMixinTest.java
+++ b/tests/robotests/src/com/android/settings/accounts/AvatarViewMixinTest.java
@@ -43,6 +43,7 @@
 
 import com.android.settings.homepage.SettingsHomepageActivity;
 import com.android.settings.homepage.contextualcards.slices.BatteryFixSliceTest;
+import com.android.settings.testutils.shadow.ShadowUserManager;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -61,6 +62,7 @@
 import org.robolectric.shadows.ShadowPackageManager;
 
 @RunWith(RobolectricTestRunner.class)
+@Config(shadows = ShadowUserManager.class)
 public class AvatarViewMixinTest {
     private static final String FAKE_ACCOUNT = "test@domain.com";
     private static final String FAKE_DOMAIN = "domain.com";
diff --git a/tests/robotests/src/com/android/settings/accounts/TopLevelAccountEntryPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/accounts/TopLevelAccountEntryPreferenceControllerTest.java
index 1cd5fb1..3a67d7f 100644
--- a/tests/robotests/src/com/android/settings/accounts/TopLevelAccountEntryPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/accounts/TopLevelAccountEntryPreferenceControllerTest.java
@@ -48,15 +48,12 @@
         mController = new TopLevelAccountEntryPreferenceController(mContext, "test_key");
         LABELS = ShadowAuthenticationHelper.getLabels();
         TYPES = ShadowAuthenticationHelper.getTypes();
+        FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
     }
 
     @After
     public void tearDown() {
         ShadowAuthenticationHelper.reset();
-
-        if (FeatureFlagUtils.isEnabled(mContext, FeatureFlags.SILKY_HOME)) {
-            FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
-        }
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/backup/BackupSettingsHelperTest.java b/tests/robotests/src/com/android/settings/backup/BackupSettingsHelperTest.java
index b6ef32c..a662be8 100644
--- a/tests/robotests/src/com/android/settings/backup/BackupSettingsHelperTest.java
+++ b/tests/robotests/src/com/android/settings/backup/BackupSettingsHelperTest.java
@@ -35,8 +35,10 @@
 import android.os.IBinder;
 import android.os.RemoteException;
 import android.os.UserHandle;
+import android.util.FeatureFlagUtils;
 
 import com.android.settings.R;
+import com.android.settings.core.FeatureFlags;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -81,6 +83,7 @@
         when(mBackupManager.getCurrentTransport()).thenReturn("test_transport");
         mBackupSettingsHelper = new BackupSettingsHelper(mContext);
         mUserManager = Shadow.extract(mContext.getSystemService(Context.USER_SERVICE));
+        FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/connecteddevice/TopLevelConnectedDevicesPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/connecteddevice/TopLevelConnectedDevicesPreferenceControllerTest.java
index 232bc16..b1f9ed1 100644
--- a/tests/robotests/src/com/android/settings/connecteddevice/TopLevelConnectedDevicesPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/connecteddevice/TopLevelConnectedDevicesPreferenceControllerTest.java
@@ -27,7 +27,6 @@
 import com.android.settings.R;
 import com.android.settings.core.FeatureFlags;
 
-import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -47,13 +46,7 @@
     public void setUp() {
         mContext = RuntimeEnvironment.application;
         mController = new TopLevelConnectedDevicesPreferenceController(mContext, "test_key");
-    }
-
-    @After
-    public void tearDown() {
-        if (FeatureFlagUtils.isEnabled(mContext, FeatureFlags.SILKY_HOME)) {
-            FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
-        }
+        FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/dashboard/DashboardFeatureProviderImplTest.java b/tests/robotests/src/com/android/settings/dashboard/DashboardFeatureProviderImplTest.java
index a0024c0..1e6bc41 100644
--- a/tests/robotests/src/com/android/settings/dashboard/DashboardFeatureProviderImplTest.java
+++ b/tests/robotests/src/com/android/settings/dashboard/DashboardFeatureProviderImplTest.java
@@ -77,7 +77,6 @@
 import com.android.settingslib.drawer.Tile;
 import com.android.settingslib.drawer.TileUtils;
 
-import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -147,13 +146,7 @@
                 .thenReturn(new ResolveInfo());
         mFeatureFactory = FakeFeatureFactory.setupForTest();
         mImpl = new DashboardFeatureProviderImpl(mContext);
-    }
-
-    @After
-    public void tearDown() {
-        if (FeatureFlagUtils.isEnabled(mContext, FeatureFlags.SILKY_HOME)) {
-            FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
-        }
+        FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/deviceinfo/TopLevelStoragePreferenceControllerTest.java b/tests/robotests/src/com/android/settings/deviceinfo/TopLevelStoragePreferenceControllerTest.java
index e19066a..7e6be9b 100644
--- a/tests/robotests/src/com/android/settings/deviceinfo/TopLevelStoragePreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/deviceinfo/TopLevelStoragePreferenceControllerTest.java
@@ -36,7 +36,6 @@
 import com.android.settings.core.FeatureFlags;
 import com.android.settingslib.deviceinfo.StorageManagerVolumeProvider;
 
-import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -69,13 +68,7 @@
         when(mStorageManagerVolumeProvider.getVolumes()).thenReturn(mVolumes);
 
         mController = new TopLevelStoragePreferenceController(mContext, "test_key");
-    }
-
-    @After
-    public void tearDown() {
-        if (FeatureFlagUtils.isEnabled(mContext, FeatureFlags.SILKY_HOME)) {
-            FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
-        }
+        FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/deviceinfo/aboutphone/TopLevelAboutDevicePreferenceControllerTest.java b/tests/robotests/src/com/android/settings/deviceinfo/aboutphone/TopLevelAboutDevicePreferenceControllerTest.java
index 16c77a4..d20beab 100644
--- a/tests/robotests/src/com/android/settings/deviceinfo/aboutphone/TopLevelAboutDevicePreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/deviceinfo/aboutphone/TopLevelAboutDevicePreferenceControllerTest.java
@@ -27,7 +27,6 @@
 
 import com.android.settings.core.FeatureFlags;
 
-import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -44,13 +43,7 @@
     public void setUp() {
         mContext = RuntimeEnvironment.application;
         mController = new TopLevelAboutDevicePreferenceController(mContext, "test_key");
-    }
-
-    @After
-    public void teardown() {
-        if (FeatureFlagUtils.isEnabled(mContext, FeatureFlags.SILKY_HOME)) {
-            FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
-        }
+        FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/display/NightDisplayActivationPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/display/NightDisplayActivationPreferenceControllerTest.java
index bad112a..d084c51 100644
--- a/tests/robotests/src/com/android/settings/display/NightDisplayActivationPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/display/NightDisplayActivationPreferenceControllerTest.java
@@ -21,13 +21,11 @@
 
 import android.content.Context;
 import android.hardware.display.ColorDisplayManager;
-import android.view.View;
 
 import androidx.preference.PreferenceScreen;
 
-import com.android.settings.R;
 import com.android.settings.testutils.shadow.SettingsShadowResources;
-import com.android.settingslib.widget.LayoutPreference;
+import com.android.settingslib.widget.MainSwitchPreference;
 
 import org.junit.After;
 import org.junit.Before;
@@ -45,7 +43,7 @@
 
     @Mock
     private PreferenceScreen mScreen;
-    private LayoutPreference mPreference;
+    private MainSwitchPreference mPreference;
     private Context mContext;
     private ColorDisplayManager mColorDisplayManager;
     private NightDisplayActivationPreferenceController mPreferenceController;
@@ -55,7 +53,7 @@
         MockitoAnnotations.initMocks(this);
         mContext = RuntimeEnvironment.application;
         mColorDisplayManager = mContext.getSystemService(ColorDisplayManager.class);
-        mPreference = new LayoutPreference(mContext, R.layout.night_display_activation_button);
+        mPreference = new MainSwitchPreference(mContext);
         when(mScreen.findPreference(anyString())).thenReturn(mPreference);
         mPreferenceController = new NightDisplayActivationPreferenceController(mContext,
                 "night_display_activation");
@@ -104,9 +102,9 @@
     public void onClick_activates() {
         mColorDisplayManager.setNightDisplayActivated(false);
 
-        final View view = mPreference.findViewById(R.id.night_display_turn_on_button);
-        assertThat(view.getVisibility()).isEqualTo(View.VISIBLE);
-        view.performClick();
+        final NightDisplayActivationPreferenceController controller =
+                new NightDisplayActivationPreferenceController(mContext, "night_display_activated");
+        controller.onSwitchChanged(null, true);
 
         assertThat(mColorDisplayManager.isNightDisplayActivated()).isEqualTo(true);
     }
@@ -115,9 +113,9 @@
     public void onClick_deactivates() {
         mColorDisplayManager.setNightDisplayActivated(true);
 
-        final View view = mPreference.findViewById(R.id.night_display_turn_off_button);
-        assertThat(view.getVisibility()).isEqualTo(View.VISIBLE);
-        view.performClick();
+        final NightDisplayActivationPreferenceController controller =
+                new NightDisplayActivationPreferenceController(mContext, "night_display_activated");
+        controller.onSwitchChanged(null, false);
 
         assertThat(mColorDisplayManager.isNightDisplayActivated()).isEqualTo(false);
     }
diff --git a/tests/robotests/src/com/android/settings/display/ScreenTimeoutSettingsTest.java b/tests/robotests/src/com/android/settings/display/ScreenTimeoutSettingsTest.java
index 621ddfa..efc45e0 100644
--- a/tests/robotests/src/com/android/settings/display/ScreenTimeoutSettingsTest.java
+++ b/tests/robotests/src/com/android/settings/display/ScreenTimeoutSettingsTest.java
@@ -87,6 +87,7 @@
                 com.android.internal.R.bool.config_adaptive_sleep_available);
 
         doReturn(null).when(mContext).getSystemService(DevicePolicyManager.class);
+        doReturn(mResources).when(mContext).getResources();
 
         doReturn(mResources).when(mSettings).getResources();
         doReturn(mContext).when(mSettings).getContext();
diff --git a/tests/robotests/src/com/android/settings/display/TopLevelDisplayPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/display/TopLevelDisplayPreferenceControllerTest.java
index a52ad71..864d2b9 100644
--- a/tests/robotests/src/com/android/settings/display/TopLevelDisplayPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/display/TopLevelDisplayPreferenceControllerTest.java
@@ -36,7 +36,6 @@
 import com.android.settings.R;
 import com.android.settings.core.FeatureFlags;
 
-import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -66,13 +65,7 @@
         when(mContext.getString(R.string.config_wallpaper_picker_class)).thenReturn("cls");
 
         mController = new TopLevelDisplayPreferenceController(mContext, "test_key");
-    }
-
-    @After
-    public void tearDown() {
-        if (FeatureFlagUtils.isEnabled(mContext, FeatureFlags.SILKY_HOME)) {
-            FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
-        }
+        FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/display/darkmode/DarkModeActivationPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/display/darkmode/DarkModeActivationPreferenceControllerTest.java
index 33d0927c..0d4646e 100644
--- a/tests/robotests/src/com/android/settings/display/darkmode/DarkModeActivationPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/display/darkmode/DarkModeActivationPreferenceControllerTest.java
@@ -23,9 +23,8 @@
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.anyBoolean;
 import static org.mockito.ArgumentMatchers.anyString;
-import static org.mockito.Mockito.eq;
 import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.when;
 
 import android.app.UiModeManager;
@@ -33,13 +32,12 @@
 import android.content.res.Configuration;
 import android.content.res.Resources;
 import android.os.PowerManager;
-import android.view.View;
-import android.widget.Button;
 
 import androidx.preference.PreferenceScreen;
 
 import com.android.settings.R;
-import com.android.settingslib.widget.LayoutPreference;
+import com.android.settings.testutils.FakeFeatureFactory;
+import com.android.settingslib.widget.MainSwitchPreference;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -47,6 +45,7 @@
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
 
 import java.util.Locale;
 
@@ -54,25 +53,21 @@
 public class DarkModeActivationPreferenceControllerTest {
     private DarkModeActivationPreferenceController mController;
     private String mPreferenceKey = "key";
+
     @Mock
-    private LayoutPreference mPreference;
+    private MainSwitchPreference mPreference;
     @Mock
     private PreferenceScreen mScreen;
     @Mock
     private Resources res;
     @Mock
-    private Context mContext;
-    @Mock
     private UiModeManager mService;
     @Mock
-    private Button mTurnOffButton;
-    @Mock
-    private Button mTurnOnButton;
-    @Mock
     private PowerManager mPM;
     @Mock
     private TimeFormatter mFormat;
 
+    private Context mContext;
     private Configuration mConfigNightYes = new Configuration();
     private Configuration mConfigNightNo = new Configuration();
     private Locale mLocal = new Locale("ENG");
@@ -80,16 +75,14 @@
     @Before
     public void setUp() {
         MockitoAnnotations.initMocks(this);
+        FakeFeatureFactory.setupForTest();
+        mContext = spy(RuntimeEnvironment.application);
         mService = mock(UiModeManager.class);
         when(mContext.getResources()).thenReturn(res);
         when(res.getConfiguration()).thenReturn(mConfigNightNo);
         when(mContext.getSystemService(UiModeManager.class)).thenReturn(mService);
         when(mContext.getSystemService(PowerManager.class)).thenReturn(mPM);
         when(mScreen.findPreference(anyString())).thenReturn(mPreference);
-        when(mPreference.findViewById(
-                eq(R.id.dark_ui_turn_on_button))).thenReturn(mTurnOnButton);
-        when(mPreference.findViewById(
-                eq(R.id.dark_ui_turn_off_button))).thenReturn(mTurnOffButton);
         when(mService.setNightModeActivated(anyBoolean())).thenReturn(true);
         when(mFormat.of(any())).thenReturn("10:00 AM");
         when(mContext.getString(
@@ -124,66 +117,55 @@
     public void nightMode_toggleButton_offManual() {
         when(mService.getNightMode()).thenReturn(UiModeManager.MODE_NIGHT_YES);
         when(res.getConfiguration()).thenReturn(mConfigNightYes);
+        final MainSwitchPreference preference = new MainSwitchPreference(mContext);
 
         mController.updateState(mPreference);
 
-        verify(mTurnOnButton).setVisibility(eq(View.GONE));
-        verify(mTurnOffButton).setVisibility(eq(View.VISIBLE));
-        verify(mTurnOffButton).setText(eq(mContext.getString(
-                R.string.dark_ui_activation_off_manual)));
+        assertThat(preference.isChecked()).isFalse();
     }
 
     @Test
     public void nightMode_toggleButton_offCustom() {
         when(mService.getNightMode()).thenReturn(UiModeManager.MODE_NIGHT_CUSTOM);
         when(res.getConfiguration()).thenReturn(mConfigNightYes);
+        final MainSwitchPreference preference = new MainSwitchPreference(mContext);
 
-        mController.updateState(mPreference);
+        mController.updateState(preference);
 
-        verify(mTurnOnButton).setVisibility(eq(View.GONE));
-        verify(mTurnOffButton).setVisibility(eq(View.VISIBLE));
-        verify(mTurnOffButton).setText(eq(mContext.getString(
-                R.string.dark_ui_activation_off_custom)));
+        assertThat(preference.isChecked()).isFalse();
     }
 
     @Test
     public void nightMode_toggleButton_onCustom() {
         when(mService.getNightMode()).thenReturn(UiModeManager.MODE_NIGHT_CUSTOM);
         when(res.getConfiguration()).thenReturn(mConfigNightYes);
+        final MainSwitchPreference preference = new MainSwitchPreference(mContext);
 
-        mController.updateState(mPreference);
+        mController.updateState(preference);
 
-        verify(mTurnOnButton).setVisibility(eq(View.GONE));
-        verify(mTurnOffButton).setVisibility(eq(View.VISIBLE));
-        verify(mTurnOffButton).setText(eq(mContext.getString(
-                R.string.dark_ui_activation_on_custom)));
+        assertThat(preference.isChecked()).isFalse();
     }
 
-
     @Test
     public void nightMode_toggleButton_onAutoWhenModeIsYes() {
         when(mService.getNightMode()).thenReturn(UiModeManager.MODE_NIGHT_YES);
         when(res.getConfiguration()).thenReturn(mConfigNightNo);
+        final MainSwitchPreference preference = new MainSwitchPreference(mContext, null);
 
-        mController.updateState(mPreference);
+        mController.updateState(preference);
 
-        verify(mTurnOffButton).setVisibility(eq(View.GONE));
-        verify(mTurnOnButton).setVisibility(eq(View.VISIBLE));
-        verify(mTurnOnButton).setText(eq(mContext.getString(
-                R.string.dark_ui_activation_on_manual)));
+        assertThat(preference.isChecked()).isFalse();
     }
 
     @Test
     public void nightMode_toggleButton_onAutoWhenModeIsAuto() {
         when(mService.getNightMode()).thenReturn(UiModeManager.MODE_NIGHT_AUTO);
         when(res.getConfiguration()).thenReturn(mConfigNightNo);
+        final MainSwitchPreference preference = new MainSwitchPreference(mContext);
 
-        mController.updateState(mPreference);
+        mController.updateState(preference);
 
-        verify(mTurnOffButton).setVisibility(eq(View.GONE));
-        verify(mTurnOnButton).setVisibility(eq(View.VISIBLE));
-        verify(mTurnOnButton).setText(eq(mContext.getString(
-                R.string.dark_ui_activation_on_auto)));
+        assertThat(preference.isChecked()).isFalse();
     }
 
     @Test
@@ -207,9 +189,10 @@
     @Test
     public void buttonVisisbility_hideButton_offWhenInPowerSaveMode() {
         when(mPM.isPowerSaveMode()).thenReturn(true);
-        mController.updateState(mPreference);
-        verify(mTurnOffButton).setVisibility(eq(View.GONE));
-        verify(mTurnOnButton).setVisibility(eq(View.GONE));
+        final MainSwitchPreference preference = new MainSwitchPreference(mContext);
+
+        mController.updateState(preference);
+        assertThat(preference.isChecked()).isFalse();
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/fuelgauge/SmartBatteryPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/fuelgauge/SmartBatteryPreferenceControllerTest.java
index 91e7b04..a1f3bda 100644
--- a/tests/robotests/src/com/android/settings/fuelgauge/SmartBatteryPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/fuelgauge/SmartBatteryPreferenceControllerTest.java
@@ -21,12 +21,12 @@
 import static org.mockito.Mockito.doReturn;
 
 import android.content.ContentResolver;
+import android.content.Context;
 import android.provider.Settings;
 
-import androidx.preference.SwitchPreference;
-
 import com.android.settings.core.BasePreferenceController;
 import com.android.settings.testutils.FakeFeatureFactory;
+import com.android.settingslib.widget.MainSwitchPreference;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -42,48 +42,50 @@
     private static final int OFF = 0;
 
     private SmartBatteryPreferenceController mController;
-    private SwitchPreference mPreference;
     private ContentResolver mContentResolver;
     private FakeFeatureFactory mFeatureFactory;
+    private Context mContext;
 
     @Before
     public void setUp() {
         MockitoAnnotations.initMocks(this);
 
+        mContext = RuntimeEnvironment.application;
         mFeatureFactory = FakeFeatureFactory.setupForTest();
         mContentResolver = RuntimeEnvironment.application.getContentResolver();
         mController = new SmartBatteryPreferenceController(RuntimeEnvironment.application);
-        mPreference = new SwitchPreference(RuntimeEnvironment.application);
     }
 
     @Test
     public void testUpdateState_smartBatteryOn_preferenceChecked() {
         putSmartBatteryValue(ON);
+        final MainSwitchPreference preference = new MainSwitchPreference(mContext);
 
-        mController.updateState(mPreference);
+        mController.updateState(preference);
 
-        assertThat(mPreference.isChecked()).isTrue();
+        assertThat(preference.isChecked()).isTrue();
     }
 
     @Test
     public void testUpdateState_smartBatteryOff_preferenceUnchecked() {
         putSmartBatteryValue(OFF);
+        final MainSwitchPreference preference = new MainSwitchPreference(mContext);
 
-        mController.updateState(mPreference);
+        mController.updateState(preference);
 
-        assertThat(mPreference.isChecked()).isFalse();
+        assertThat(preference.isChecked()).isFalse();
     }
 
     @Test
     public void testUpdateState_checkPreference_smartBatteryOn() {
-        mController.onPreferenceChange(mPreference, true);
+        mController.onSwitchChanged(null, true);
 
         assertThat(getSmartBatteryValue()).isEqualTo(ON);
     }
 
     @Test
     public void testUpdateState_unCheckPreference_smartBatteryOff() {
-        mController.onPreferenceChange(mPreference, false);
+        mController.onSwitchChanged(null, false);
 
         assertThat(getSmartBatteryValue()).isEqualTo(OFF);
     }
diff --git a/tests/robotests/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceControllerTest.java
index 6d2298b..f2677ce 100644
--- a/tests/robotests/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceControllerTest.java
@@ -27,7 +27,6 @@
 import com.android.settings.R;
 import com.android.settings.core.FeatureFlags;
 
-import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -44,13 +43,7 @@
     public void setUp() {
         mContext = RuntimeEnvironment.application;
         mController = new TopLevelBatteryPreferenceController(mContext, "test_key");
-    }
-
-    @After
-    public void tearDown() {
-        if (FeatureFlagUtils.isEnabled(mContext, FeatureFlags.SILKY_HOME)) {
-            FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
-        }
+        FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/gestures/GesturesSettingsPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/gestures/GesturesSettingsPreferenceControllerTest.java
index 1e84207..df1dfd0 100644
--- a/tests/robotests/src/com/android/settings/gestures/GesturesSettingsPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/gestures/GesturesSettingsPreferenceControllerTest.java
@@ -28,10 +28,12 @@
 import android.content.ContentResolver;
 import android.content.Context;
 import android.provider.Settings;
+import android.util.FeatureFlagUtils;
 
 import androidx.preference.Preference;
 
 import com.android.settings.R;
+import com.android.settings.core.FeatureFlags;
 import com.android.settings.testutils.FakeFeatureFactory;
 import com.android.settings.testutils.shadow.ShadowSecureSettings;
 import com.android.settingslib.core.AbstractPreferenceController;
@@ -65,6 +67,7 @@
         MockitoAnnotations.initMocks(this);
         FakeFeatureFactory.setupForTest();
         mController = new GesturesSettingPreferenceController(mActivity);
+        FeatureFlagUtils.setEnabled(RuntimeEnvironment.application, FeatureFlags.SILKY_HOME, false);
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/homepage/SettingsHomepageActivityTest.java b/tests/robotests/src/com/android/settings/homepage/SettingsHomepageActivityTest.java
index bae4432..40315d2 100644
--- a/tests/robotests/src/com/android/settings/homepage/SettingsHomepageActivityTest.java
+++ b/tests/robotests/src/com/android/settings/homepage/SettingsHomepageActivityTest.java
@@ -26,11 +26,13 @@
 import static org.mockito.Mockito.when;
 
 import android.os.Build;
+import android.util.FeatureFlagUtils;
 import android.view.Window;
 import android.view.WindowManager;
 import android.widget.FrameLayout;
 
 import com.android.settings.R;
+import com.android.settings.core.FeatureFlags;
 import com.android.settings.core.HideNonSystemOverlayMixin;
 import com.android.settings.homepage.contextualcards.slices.BatteryFixSliceTest;
 
@@ -41,6 +43,7 @@
 import org.mockito.MockitoAnnotations;
 import org.robolectric.Robolectric;
 import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
 import org.robolectric.android.controller.ActivityController;
 import org.robolectric.annotation.Config;
 import org.robolectric.util.ReflectionHelpers;
@@ -51,6 +54,7 @@
     @Before
     public void setUp() {
         MockitoAnnotations.initMocks(this);
+        FeatureFlagUtils.setEnabled(RuntimeEnvironment.application, FeatureFlags.SILKY_HOME, false);
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/location/TopLevelLocationPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/location/TopLevelLocationPreferenceControllerTest.java
index 2fa7413..f5bc961 100644
--- a/tests/robotests/src/com/android/settings/location/TopLevelLocationPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/location/TopLevelLocationPreferenceControllerTest.java
@@ -25,7 +25,6 @@
 import com.android.settings.R;
 import com.android.settings.core.FeatureFlags;
 
-import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -44,13 +43,7 @@
         mContext = RuntimeEnvironment.application;
         mController = new TopLevelLocationPreferenceController(mContext, PREFERENCE_KEY);
         mLocationManager = (LocationManager) mContext.getSystemService(Context.LOCATION_SERVICE);
-    }
-
-    @After
-    public void tearDown() {
-        if (FeatureFlagUtils.isEnabled(mContext, FeatureFlags.SILKY_HOME)) {
-            FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
-        }
+        FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/network/MobileNetworkSummaryControllerTest.java b/tests/robotests/src/com/android/settings/network/MobileNetworkSummaryControllerTest.java
index 6de83a6..097ebaf 100644
--- a/tests/robotests/src/com/android/settings/network/MobileNetworkSummaryControllerTest.java
+++ b/tests/robotests/src/com/android/settings/network/MobileNetworkSummaryControllerTest.java
@@ -104,6 +104,7 @@
 
     @After
     public void tearDown() {
+        SubscriptionUtil.setActiveSubscriptionsForTesting(null);
         SubscriptionUtil.setAvailableSubscriptionsForTesting(null);
     }
 
@@ -269,7 +270,8 @@
         when(sub1.getDisplayName()).thenReturn("sub1");
         when(sub2.getDisplayName()).thenReturn("sub2");
 
-        SubscriptionUtil.setAvailableSubscriptionsForTesting(Arrays.asList(sub1));
+        when(mSubscriptionManager.getAvailableSubscriptionInfoList()).thenReturn(
+                Arrays.asList(sub1));
         SubscriptionUtil.setActiveSubscriptionsForTesting(Arrays.asList(sub1));
         mController.displayPreference(mPreferenceScreen);
         mController.onResume();
diff --git a/tests/robotests/src/com/android/settings/network/TopLevelNetworkEntryPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/network/TopLevelNetworkEntryPreferenceControllerTest.java
index 857b3eb..fc01c68 100644
--- a/tests/robotests/src/com/android/settings/network/TopLevelNetworkEntryPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/network/TopLevelNetworkEntryPreferenceControllerTest.java
@@ -74,15 +74,12 @@
                 mMobileNetworkPreferenceController);
         ReflectionHelpers.setField(mController, "mTetherPreferenceController",
                 mTetherPreferenceController);
+        FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
     }
 
     @After
     public void tearDown() {
         ShadowUtils.reset();
-
-        if (FeatureFlagUtils.isEnabled(mContext, FeatureFlags.SILKY_HOME)) {
-            FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
-        }
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/network/telephony/RenameMobileNetworkDialogFragmentTest.java b/tests/robotests/src/com/android/settings/network/telephony/RenameMobileNetworkDialogFragmentTest.java
index 4526886..d0df92e 100644
--- a/tests/robotests/src/com/android/settings/network/telephony/RenameMobileNetworkDialogFragmentTest.java
+++ b/tests/robotests/src/com/android/settings/network/telephony/RenameMobileNetworkDialogFragmentTest.java
@@ -45,8 +45,10 @@
 import androidx.fragment.app.FragmentActivity;
 
 import com.android.settings.R;
+import com.android.settings.network.SubscriptionUtil;
 import com.android.settings.testutils.shadow.ShadowAlertDialogCompat;
 
+import org.junit.After;
 import org.junit.Before;
 import org.junit.Ignore;
 import org.junit.Test;
@@ -109,8 +111,15 @@
         mSubscriptionInfoList.add(mSubscriptionInfo);
         when(mSubscriptionMgr.getAvailableSubscriptionInfoList()).thenReturn(
                 mSubscriptionInfoList);
+        SubscriptionUtil.setAvailableSubscriptionsForTesting(mSubscriptionInfoList);
     }
 
+    @After
+    public void tearDown() {
+        SubscriptionUtil.setAvailableSubscriptionsForTesting(null);
+    }
+
+
     @Test
     @Ignore
     public void dialog_subscriptionMissing_noCrash() {
diff --git a/tests/robotests/src/com/android/settings/nfc/NfcEnablerTest.java b/tests/robotests/src/com/android/settings/nfc/NfcEnablerTest.java
index c3dfe48..cc45190 100644
--- a/tests/robotests/src/com/android/settings/nfc/NfcEnablerTest.java
+++ b/tests/robotests/src/com/android/settings/nfc/NfcEnablerTest.java
@@ -26,7 +26,7 @@
 import android.nfc.NfcAdapter;
 import android.provider.Settings;
 
-import androidx.preference.SwitchPreference;
+import com.android.settingslib.widget.MainSwitchPreference;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -40,7 +40,7 @@
 public class NfcEnablerTest {
 
     @Mock
-    private SwitchPreference mNfcPreference;
+    private MainSwitchPreference mNfcPreference;
 
     private Context mContext;
     private NfcEnabler mNfcEnabler;
diff --git a/tests/robotests/src/com/android/settings/nfc/NfcPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/nfc/NfcPreferenceControllerTest.java
index 1d05162..3ca553b 100644
--- a/tests/robotests/src/com/android/settings/nfc/NfcPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/nfc/NfcPreferenceControllerTest.java
@@ -31,11 +31,11 @@
 import android.provider.Settings;
 
 import androidx.preference.PreferenceScreen;
-import androidx.preference.SwitchPreference;
 
 import com.android.settings.nfc.NfcPreferenceController.NfcSliceWorker;
 import com.android.settings.nfc.NfcPreferenceController.NfcSliceWorker.NfcUpdateReceiver;
 import com.android.settings.testutils.shadow.ShadowNfcAdapter;
+import com.android.settingslib.widget.MainSwitchPreference;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -63,7 +63,7 @@
     private PreferenceScreen mScreen;
 
     private Context mContext;
-    private SwitchPreference mNfcPreference;
+    private MainSwitchPreference mNfcPreference;
     private NfcPreferenceController mNfcController;
     private ShadowNfcAdapter mShadowNfcAdapter;
     private NfcAdapter mNfcAdapter;
@@ -81,7 +81,7 @@
 
         mNfcController = new NfcPreferenceController(mContext,
                 NfcPreferenceController.KEY_TOGGLE_NFC);
-        mNfcPreference = new SwitchPreference(RuntimeEnvironment.application);
+        mNfcPreference = new MainSwitchPreference(RuntimeEnvironment.application);
 
         when(mScreen.findPreference(mNfcController.getPreferenceKey())).thenReturn(mNfcPreference);
     }
diff --git a/tests/robotests/src/com/android/settings/notification/zen/ZenModeButtonPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/notification/zen/ZenModeButtonPreferenceControllerTest.java
index 1200402..9daef1a 100644
--- a/tests/robotests/src/com/android/settings/notification/zen/ZenModeButtonPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/notification/zen/ZenModeButtonPreferenceControllerTest.java
@@ -22,24 +22,21 @@
 import static android.provider.Settings.Global.ZEN_MODE_NO_INTERRUPTIONS;
 import static android.provider.Settings.Global.ZEN_MODE_OFF;
 
+import static com.google.common.truth.Truth.assertThat;
+
 import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
 import android.app.NotificationManager;
 import android.content.ContentResolver;
 import android.content.Context;
 import android.provider.Settings;
-import android.view.View;
-import android.widget.Button;
 
 import androidx.fragment.app.FragmentManager;
-import androidx.preference.Preference;
 import androidx.preference.PreferenceScreen;
 
-import com.android.settings.notification.zen.ZenModeBackend;
-import com.android.settings.notification.zen.ZenModeButtonPreferenceController;
 import com.android.settingslib.core.lifecycle.Lifecycle;
+import com.android.settingslib.widget.MainSwitchPreference;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -61,14 +58,10 @@
     @Mock
     private NotificationManager mNotificationManager;
     @Mock
-    private Preference mockPref;
+    private MainSwitchPreference mMockPref;
     @Mock
     private NotificationManager.Policy mPolicy;
     @Mock
-    private Button mZenButtonOn;
-    @Mock
-    private Button mZenButtonOff;
-    @Mock
     private PreferenceScreen mPreferenceScreen;
     private ContentResolver mContentResolver;
     private Context mContext;
@@ -85,67 +78,65 @@
                 mock(FragmentManager.class));
         when(mNotificationManager.getNotificationPolicy()).thenReturn(mPolicy);
         ReflectionHelpers.setField(mController, "mBackend", mBackend);
-        ReflectionHelpers.setField(mController, "mZenButtonOn", mZenButtonOn);
-        ReflectionHelpers.setField(mController, "mZenButtonOff", mZenButtonOff);
 
-        when(mPreferenceScreen.findPreference(mController.getPreferenceKey())).thenReturn(mockPref);
+        when(mPreferenceScreen.findPreference(mController.getPreferenceKey())).thenReturn(
+                mMockPref);
         mController.displayPreference(mPreferenceScreen);
     }
 
     @Test
     public void updateState_TotalSilence() {
         Settings.Global.putInt(mContentResolver, ZEN_MODE, ZEN_MODE_NO_INTERRUPTIONS);
-        final Preference mockPref = mock(Preference.class);
-        mController.updateState(mockPref);
+        final MainSwitchPreference pref = new MainSwitchPreference(mContext);
 
-        verify(mZenButtonOn).setVisibility(View.GONE);
-        verify(mZenButtonOff).setVisibility(View.VISIBLE);
+        mController.updateState(pref);
+
+        assertThat(pref.isChecked()).isFalse();
     }
 
     @Test
     public void updateState_AlarmsOnly() {
         Settings.Global.putInt(mContentResolver, ZEN_MODE, ZEN_MODE_ALARMS);
-        final Preference mockPref = mock(Preference.class);
-        mController.updateState(mockPref);
+        final MainSwitchPreference pref = new MainSwitchPreference(mContext);
 
-        verify(mZenButtonOn).setVisibility(View.GONE);
-        verify(mZenButtonOff).setVisibility(View.VISIBLE);
+        mController.updateState(pref);
+
+        assertThat(pref.isChecked()).isFalse();
     }
 
     @Test
     public void updateState_Priority() {
         Settings.Global.putInt(mContentResolver, ZEN_MODE, ZEN_MODE_IMPORTANT_INTERRUPTIONS);
-        final Preference mockPref = mock(Preference.class);
-        mController.updateState(mockPref);
+        final MainSwitchPreference pref = new MainSwitchPreference(mContext);
 
-        verify(mZenButtonOn).setVisibility(View.GONE);
-        verify(mZenButtonOff).setVisibility(View.VISIBLE);
+        mController.updateState(pref);
+
+        assertThat(pref.isChecked()).isFalse();
     }
 
     @Test
     public void updateState_ZenOff() {
         Settings.Global.putInt(mContentResolver, ZEN_MODE, ZEN_MODE_OFF);
-        final Preference mockPref = mock(Preference.class);
-        mController.updateState(mockPref);
+        final MainSwitchPreference pref = new MainSwitchPreference(mContext);
 
-        verify(mZenButtonOn).setVisibility(View.VISIBLE);
-        verify(mZenButtonOff).setVisibility(View.GONE);
+        mController.updateState(pref);
+
+        assertThat(pref.isChecked()).isFalse();
     }
 
     @Test
     public void updateState_otherUserChangedZen() {
-        final Preference mockPref = mock(Preference.class);
         Settings.Global.putInt(mContentResolver, ZEN_MODE, ZEN_MODE_OFF);
-        mController.updateState(mockPref);
-        verify(mZenButtonOn).setVisibility(View.VISIBLE);
-        verify(mZenButtonOff).setVisibility(View.GONE);
+        final MainSwitchPreference pref = new MainSwitchPreference(mContext);
+        mController.updateState(pref);
+
+        assertThat(pref.isChecked()).isFalse();
 
         Settings.Global.putInt(mContentResolver, ZEN_MODE, ZEN_MODE_IMPORTANT_INTERRUPTIONS);
         final int GUEST_USER_ID = 10;
         mController.mSettingObserver.onChange(false,
                 Settings.Global.getUriFor(Settings.Global.ZEN_MODE), GUEST_USER_ID);
 
-        verify(mZenButtonOn).setVisibility(View.GONE);
-        verify(mZenButtonOff).setVisibility(View.VISIBLE);
+        assertThat(pref.isChecked()).isFalse();
     }
-}
\ No newline at end of file
+}
diff --git a/tests/robotests/src/com/android/settings/panel/InternetConnectivityPanelTest.java b/tests/robotests/src/com/android/settings/panel/InternetConnectivityPanelTest.java
deleted file mode 100644
index eb82d31..0000000
--- a/tests/robotests/src/com/android/settings/panel/InternetConnectivityPanelTest.java
+++ /dev/null
@@ -1,83 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
-package com.android.settings.panel;
-
-import static com.google.common.truth.Truth.assertThat;
-
-import android.net.Uri;
-import android.os.SystemProperties;
-
-import com.android.settings.network.AirplaneModePreferenceController;
-import com.android.settings.slices.CustomSliceRegistry;
-
-import org.junit.After;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.robolectric.RobolectricTestRunner;
-import org.robolectric.RuntimeEnvironment;
-
-import java.util.List;
-
-@RunWith(RobolectricTestRunner.class)
-
-public class InternetConnectivityPanelTest {
-
-    private InternetConnectivityPanel mPanel;
-    private static final String SETTINGS_PROVIDER_MODEL =
-            "persist.sys.fflag.override.settings_provider_model";
-    private boolean mSettingsProviderModelState;
-
-    @Before
-    public void setUp() {
-        mPanel = InternetConnectivityPanel.create(RuntimeEnvironment.application);
-        mSettingsProviderModelState = SystemProperties.getBoolean(SETTINGS_PROVIDER_MODEL, false);
-    }
-
-    @After
-    public void tearDown() {
-        SystemProperties.set(SETTINGS_PROVIDER_MODEL,
-                mSettingsProviderModelState ? "true" : "false");
-    }
-
-    @Test
-    public void getSlices_providerModelDisabled_containsNecessarySlices() {
-        SystemProperties.set(SETTINGS_PROVIDER_MODEL, "false");
-        final List<Uri> uris = mPanel.getSlices();
-
-        assertThat(uris).containsExactly(
-                AirplaneModePreferenceController.SLICE_URI,
-                CustomSliceRegistry.MOBILE_DATA_SLICE_URI,
-                CustomSliceRegistry.WIFI_SLICE_URI);
-    }
-
-    @Test
-    public void getSlices_providerModelEnabled_containsNecessarySlices() {
-        SystemProperties.set(SETTINGS_PROVIDER_MODEL, "true");
-        final List<Uri> uris = mPanel.getSlices();
-
-        assertThat(uris).containsExactly(
-                CustomSliceRegistry.PROVIDER_MODEL_SLICE_URI,
-                CustomSliceRegistry.AIRPLANE_SAFE_NETWORKS_SLICE_URI);
-    }
-
-    @Test
-    public void getSeeMoreIntent_notNull() {
-        assertThat(mPanel.getSeeMoreIntent()).isNotNull();
-    }
-}
diff --git a/tests/robotests/src/com/android/settings/password/ChooseLockGenericTest.java b/tests/robotests/src/com/android/settings/password/ChooseLockGenericTest.java
index 03ce25a..634b9a8 100644
--- a/tests/robotests/src/com/android/settings/password/ChooseLockGenericTest.java
+++ b/tests/robotests/src/com/android/settings/password/ChooseLockGenericTest.java
@@ -45,6 +45,7 @@
 import android.content.Intent;
 import android.os.Bundle;
 import android.provider.Settings.Global;
+import android.util.FeatureFlagUtils;
 
 import androidx.annotation.Nullable;
 import androidx.preference.Preference;
@@ -53,6 +54,7 @@
 import com.android.internal.widget.LockscreenCredential;
 import com.android.settings.R;
 import com.android.settings.biometrics.BiometricEnrollBase;
+import com.android.settings.core.FeatureFlags;
 import com.android.settings.password.ChooseLockGeneric.ChooseLockGenericFragment;
 import com.android.settings.search.SearchFeatureProvider;
 import com.android.settings.testutils.shadow.ShadowLockPatternUtils;
@@ -68,6 +70,7 @@
 import org.junit.runner.RunWith;
 import org.robolectric.Robolectric;
 import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
 import org.robolectric.annotation.Config;
 import org.robolectric.shadows.ShadowApplication;
 import org.robolectric.shadows.ShadowPersistentDataBlockManager;
@@ -90,6 +93,7 @@
     public void setUp() {
         Global.putInt(application.getContentResolver(), Global.DEVICE_PROVISIONED, 1);
         mFragment = new ChooseLockGenericFragment();
+        FeatureFlagUtils.setEnabled(RuntimeEnvironment.application, FeatureFlags.SILKY_HOME, false);
     }
 
     @After
diff --git a/tests/robotests/src/com/android/settings/security/TopLevelSecurityEntryPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/security/TopLevelSecurityEntryPreferenceControllerTest.java
index 33d22d4..05abc40 100644
--- a/tests/robotests/src/com/android/settings/security/TopLevelSecurityEntryPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/security/TopLevelSecurityEntryPreferenceControllerTest.java
@@ -30,7 +30,6 @@
 import com.android.settings.R;
 import com.android.settings.core.FeatureFlags;
 
-import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -58,13 +57,7 @@
         when(mContext.getSystemService(Context.FACE_SERVICE))
                 .thenReturn(mFaceManager);
         mController = new TopLevelSecurityEntryPreferenceController(mContext, "test_key");
-    }
-
-    @After
-    public void tearDown() {
-        if (FeatureFlagUtils.isEnabled(mContext, FeatureFlags.SILKY_HOME)) {
-            FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
-        }
+        FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/sim/PreferredSimDialogFragmentTest.java b/tests/robotests/src/com/android/settings/sim/PreferredSimDialogFragmentTest.java
index 62c2fc5..9bdbbcf 100644
--- a/tests/robotests/src/com/android/settings/sim/PreferredSimDialogFragmentTest.java
+++ b/tests/robotests/src/com/android/settings/sim/PreferredSimDialogFragmentTest.java
@@ -75,6 +75,7 @@
 
     @Test
     public void onCreateDialog_twoSimsSelectFirst_correctMessage() {
+        SubscriptionUtil.setAvailableSubscriptionsForTesting(Arrays.asList(mSim1, mSim2));
         SubscriptionUtil.setActiveSubscriptionsForTesting(Arrays.asList(mSim1, mSim2));
         mIntent.putExtra(PREFERRED_SIM, 0);
 
@@ -87,6 +88,7 @@
 
     @Test
     public void onCreateDialog_twoSimsSelectSecond_correctMessage() {
+        SubscriptionUtil.setAvailableSubscriptionsForTesting(Arrays.asList(mSim1, mSim2));
         SubscriptionUtil.setActiveSubscriptionsForTesting(Arrays.asList(mSim1, mSim2));
         mIntent.putExtra(PREFERRED_SIM, 1);
 
@@ -99,6 +101,7 @@
 
     @Test
     public void onClick_yesClicked_callsOnSubscriptionSelected() {
+        SubscriptionUtil.setAvailableSubscriptionsForTesting(Arrays.asList(mSim1, mSim2));
         mIntent.putExtra(PREFERRED_SIM, 0);
 
         final AlertDialog alertDialog = startDialog();
@@ -113,6 +116,7 @@
 
     @Test
     public void onClick_noClicked_doesNotCallOnSubscriptionSelected() {
+        SubscriptionUtil.setAvailableSubscriptionsForTesting(Arrays.asList(mSim1, mSim2));
         mIntent.putExtra(PREFERRED_SIM, 0);
 
         final AlertDialog alertDialog = startDialog();
diff --git a/tests/robotests/src/com/android/settings/sim/SimSelectNotificationTest.java b/tests/robotests/src/com/android/settings/sim/SimSelectNotificationTest.java
index d6a1326..a6d3354 100644
--- a/tests/robotests/src/com/android/settings/sim/SimSelectNotificationTest.java
+++ b/tests/robotests/src/com/android/settings/sim/SimSelectNotificationTest.java
@@ -130,6 +130,7 @@
 
         when(mTelephonyManager.createForSubscriptionId(anyInt())).thenReturn(mTelephonyManager);
         when(mTelephonyManager.isDataEnabledForApn(TYPE_MMS)).thenReturn(false);
+        SubscriptionUtil.setAvailableSubscriptionsForTesting(Arrays.asList(mSubInfo));
         SubscriptionUtil.setActiveSubscriptionsForTesting(Arrays.asList(mSubInfo));
         when(mSubscriptionManager.isActiveSubscriptionId(mSubId)).thenReturn(true);
         when(mSubscriptionManager.getActiveSubscriptionInfo(mSubId)).thenReturn(mSubInfo);
diff --git a/tests/robotests/src/com/android/settings/system/ResetPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/system/ResetPreferenceControllerTest.java
index 0d34a76..e80e77a 100644
--- a/tests/robotests/src/com/android/settings/system/ResetPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/system/ResetPreferenceControllerTest.java
@@ -21,8 +21,10 @@
 import android.content.pm.UserInfo;
 import android.os.UserHandle;
 import android.provider.Settings;
+import android.util.FeatureFlagUtils;
 
 import com.android.settings.R;
+import com.android.settings.core.FeatureFlags;
 import com.android.settings.testutils.shadow.ShadowUserManager;
 
 import org.junit.Before;
@@ -47,6 +49,7 @@
         mContext = RuntimeEnvironment.application;
         mController = new ResetPreferenceController(mContext, KEY_RESET_DASHBOARD);
         mShadowUserManager = ShadowUserManager.getShadow();
+        FeatureFlagUtils.setEnabled(mContext, FeatureFlags.SILKY_HOME, false);
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/wifi/WifiConfigController2Test.java b/tests/robotests/src/com/android/settings/wifi/WifiConfigController2Test.java
index 80091e6..22e18bb 100644
--- a/tests/robotests/src/com/android/settings/wifi/WifiConfigController2Test.java
+++ b/tests/robotests/src/com/android/settings/wifi/WifiConfigController2Test.java
@@ -49,6 +49,7 @@
 import android.widget.TextView;
 
 import com.android.settings.R;
+import com.android.settings.network.SubscriptionUtil;
 import com.android.settings.testutils.shadow.ShadowConnectivityManager;
 import com.android.settings.wifi.details2.WifiPrivacyPreferenceController2;
 import com.android.wifitrackerlib.WifiEntry;
@@ -834,6 +835,7 @@
         when(subscriptionInfo.getDisplayName()).thenReturn("FAKE-CARRIER");
         when(subscriptionInfo.getCarrierId()).thenReturn(carrierId);
         when(subscriptionInfo.getCarrierName()).thenReturn("FAKE-CARRIER");
+        SubscriptionUtil.setAvailableSubscriptionsForTesting(Arrays.asList(subscriptionInfo));
         mShadowSubscriptionManager.setActiveSubscriptionInfoList(Arrays.asList(subscriptionInfo));
         mController = new TestWifiConfigController2(mConfigUiBase, mView, mWifiEntry,
                 WifiConfigUiBase2.MODE_CONNECT);
diff --git a/tests/robotests/src/com/android/settings/wifi/WifiConfigControllerTest.java b/tests/robotests/src/com/android/settings/wifi/WifiConfigControllerTest.java
index 305f41d..455e9f1 100644
--- a/tests/robotests/src/com/android/settings/wifi/WifiConfigControllerTest.java
+++ b/tests/robotests/src/com/android/settings/wifi/WifiConfigControllerTest.java
@@ -49,6 +49,7 @@
 import android.widget.TextView;
 
 import com.android.settings.R;
+import com.android.settings.network.SubscriptionUtil;
 import com.android.settings.testutils.shadow.ShadowConnectivityManager;
 import com.android.settingslib.wifi.AccessPoint;
 
@@ -629,6 +630,7 @@
         when(subscriptionInfo.getDisplayName()).thenReturn("FAKE-CARRIER");
         when(subscriptionInfo.getCarrierId()).thenReturn(carrierId);
         when(subscriptionInfo.getCarrierName()).thenReturn("FAKE-CARRIER");
+        SubscriptionUtil.setAvailableSubscriptionsForTesting(Arrays.asList(subscriptionInfo));
         mShadowSubscriptionManager.setActiveSubscriptionInfoList(Arrays.asList(subscriptionInfo));
         mController = new TestWifiConfigController(mConfigUiBase, mView, mAccessPoint,
                 WifiConfigUiBase.MODE_CONNECT);
diff --git a/tests/robotests/src/com/android/settings/wifi/calling/WifiCallingSettingsTest.java b/tests/robotests/src/com/android/settings/wifi/calling/WifiCallingSettingsTest.java
index 0159f49..d7f75e1 100644
--- a/tests/robotests/src/com/android/settings/wifi/calling/WifiCallingSettingsTest.java
+++ b/tests/robotests/src/com/android/settings/wifi/calling/WifiCallingSettingsTest.java
@@ -125,6 +125,8 @@
         when(info1.getDisplayName()).thenReturn(DISPLAY_NAME1);
         when(info2.getDisplayName()).thenReturn(DISPLAY_NAME2);
 
+        SubscriptionUtil.setAvailableSubscriptionsForTesting(new ArrayList<>(
+                Arrays.asList(info1, info2)));
         SubscriptionUtil.setActiveSubscriptionsForTesting(new ArrayList<>(
                 Arrays.asList(info1, info2)));
 
diff --git a/tests/unit/src/com/android/settings/network/NetworkProviderCallsSmsControllerTest.java b/tests/unit/src/com/android/settings/network/NetworkProviderCallsSmsControllerTest.java
index 8444f11..16433c3 100644
--- a/tests/unit/src/com/android/settings/network/NetworkProviderCallsSmsControllerTest.java
+++ b/tests/unit/src/com/android/settings/network/NetworkProviderCallsSmsControllerTest.java
@@ -17,9 +17,13 @@
 package com.android.settings.network;
 
 import static androidx.lifecycle.Lifecycle.Event;
+
 import static com.google.common.truth.Truth.assertThat;
 
 import static org.junit.Assert.assertTrue;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
 
 import android.content.Context;
 import android.os.Looper;
@@ -27,19 +31,17 @@
 import android.telephony.SubscriptionManager;
 import android.text.TextUtils;
 
-import com.android.settings.testutils.ResourcesUtils;
-import com.android.settingslib.core.lifecycle.Lifecycle;
-import com.android.settingslib.RestrictedPreference;
-
 import androidx.lifecycle.LifecycleOwner;
 import androidx.lifecycle.LifecycleRegistry;
-import androidx.preference.PreferenceCategory;
 import androidx.preference.PreferenceManager;
 import androidx.preference.PreferenceScreen;
 import androidx.test.annotation.UiThreadTest;
 import androidx.test.core.app.ApplicationProvider;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
-import androidx.test.InstrumentationRegistry;
+
+import com.android.settings.testutils.ResourcesUtils;
+import com.android.settingslib.RestrictedPreference;
+import com.android.settingslib.core.lifecycle.Lifecycle;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -50,9 +52,6 @@
 import java.util.ArrayList;
 import java.util.Arrays;
 
-import static org.mockito.Mockito.doReturn;
-import static org.mockito.Mockito.spy;
-import static org.mockito.Mockito.when;
 
 @RunWith(AndroidJUnit4.class)
 public class NetworkProviderCallsSmsControllerTest {
@@ -156,6 +155,7 @@
     @UiThreadTest
     public void getSummary_noSim_returnNoSim() {
         when(mSubscriptionManager.getActiveSubscriptionInfoList()).thenReturn(new ArrayList<>());
+        when(mSubscriptionManager.getAvailableSubscriptionInfoList()).thenReturn(new ArrayList<>());
         displayPreferenceWithLifecycle();
 
         assertTrue(TextUtils.equals(mController.getSummary(),
@@ -169,6 +169,8 @@
                 mSubscriptionInfo1);
         when(mSubscriptionManager.getActiveSubscriptionInfoList()).thenReturn(
                 Arrays.asList(mSubscriptionInfo1));
+        when(mSubscriptionManager.getAvailableSubscriptionInfoList()).thenReturn(
+                Arrays.asList(mSubscriptionInfo1));
         displayPreferenceWithLifecycle();
 
         final StringBuilder summary = new StringBuilder();
@@ -188,6 +190,8 @@
         setupSubscriptionInfoList(SUB_ID_2, DISPLAY_NAME_2, mSubscriptionInfo2);
         when(mSubscriptionManager.getActiveSubscriptionInfoList()).thenReturn(
                 Arrays.asList(mSubscriptionInfo1, mSubscriptionInfo2));
+        when(mSubscriptionManager.getAvailableSubscriptionInfoList()).thenReturn(
+                Arrays.asList(mSubscriptionInfo1, mSubscriptionInfo2));
         displayPreferenceWithLifecycle();
 
         final StringBuilder summary = new StringBuilder();
@@ -209,6 +213,8 @@
         setupSubscriptionInfoList(SUB_ID_1, DISPLAY_NAME_1, mSubscriptionInfo1);
         when(mSubscriptionManager.getActiveSubscriptionInfoList()).thenReturn(
                 Arrays.asList(mSubscriptionInfo1));
+        when(mSubscriptionManager.getAvailableSubscriptionInfoList()).thenReturn(
+                Arrays.asList(mSubscriptionInfo1));
         displayPreferenceWithLifecycle();
 
         assertThat(mPreference.getSummary()).isEqualTo(DISPLAY_NAME_1);
@@ -221,6 +227,8 @@
         setupSubscriptionInfoList(SUB_ID_2, DISPLAY_NAME_2, mSubscriptionInfo2);
         when(mSubscriptionManager.getActiveSubscriptionInfoList()).thenReturn(
                 Arrays.asList(mSubscriptionInfo1, mSubscriptionInfo2));
+        when(mSubscriptionManager.getAvailableSubscriptionInfoList()).thenReturn(
+                Arrays.asList(mSubscriptionInfo1, mSubscriptionInfo2));
         displayPreferenceWithLifecycle();
 
         final StringBuilder summary = new StringBuilder();
@@ -240,6 +248,8 @@
         setupSubscriptionInfoList(SUB_ID_2, DISPLAY_NAME_2, mSubscriptionInfo2);
         when(mSubscriptionManager.getActiveSubscriptionInfoList()).thenReturn(
                 Arrays.asList(mSubscriptionInfo1, mSubscriptionInfo2));
+        when(mSubscriptionManager.getAvailableSubscriptionInfoList()).thenReturn(
+                Arrays.asList(mSubscriptionInfo1, mSubscriptionInfo2));
         displayPreferenceWithLifecycle();
 
         final StringBuilder summary = new StringBuilder();
@@ -267,6 +277,8 @@
         setupSubscriptionInfoList(SUB_ID_2, DISPLAY_NAME_2, mSubscriptionInfo2);
         when(mSubscriptionManager.getActiveSubscriptionInfoList()).thenReturn(
                 Arrays.asList(mSubscriptionInfo1, mSubscriptionInfo2));
+        when(mSubscriptionManager.getAvailableSubscriptionInfoList()).thenReturn(
+                Arrays.asList(mSubscriptionInfo1, mSubscriptionInfo2));
         displayPreferenceWithLifecycle();
 
         final StringBuilder summary = new StringBuilder();
@@ -294,6 +306,8 @@
         setupSubscriptionInfoList(SUB_ID_2, DISPLAY_NAME_2, mSubscriptionInfo2);
         when(mSubscriptionManager.getActiveSubscriptionInfoList()).thenReturn(
                 Arrays.asList(mSubscriptionInfo1, mSubscriptionInfo2));
+        when(mSubscriptionManager.getAvailableSubscriptionInfoList()).thenReturn(
+                Arrays.asList(mSubscriptionInfo1, mSubscriptionInfo2));
         displayPreferenceWithLifecycle();
 
         final StringBuilder summary = new StringBuilder();
diff --git a/tests/unit/src/com/android/settings/network/ProviderModelSliceHelperTest.java b/tests/unit/src/com/android/settings/network/ProviderModelSliceHelperTest.java
index bee48d1..72e9be4 100644
--- a/tests/unit/src/com/android/settings/network/ProviderModelSliceHelperTest.java
+++ b/tests/unit/src/com/android/settings/network/ProviderModelSliceHelperTest.java
@@ -177,7 +177,7 @@
         when(mDefaultDataSubscriptionInfo.getDisplayName()).thenReturn(expectDisplayName);
         when(mSubscriptionManager.getActiveSubscriptionInfo(defaultDataSubId)).thenReturn(
                 mDefaultDataSubscriptionInfo);
-        when(mSubscriptionManager.getActiveSubscriptionInfoList()).thenReturn(
+        when(mSubscriptionManager.getAvailableSubscriptionInfoList()).thenReturn(
                 Arrays.asList(mDefaultDataSubscriptionInfo));
 
         when(mServiceState.getState()).thenReturn(ServiceState.STATE_IN_SERVICE);
@@ -207,7 +207,7 @@
         when(mDefaultDataSubscriptionInfo.getDisplayName()).thenReturn(expectDisplayName);
         when(mSubscriptionManager.getActiveSubscriptionInfo(defaultDataSubId)).thenReturn(
                 mDefaultDataSubscriptionInfo);
-        when(mSubscriptionManager.getActiveSubscriptionInfoList()).thenReturn(
+        when(mSubscriptionManager.getAvailableSubscriptionInfoList()).thenReturn(
                 Arrays.asList(mDefaultDataSubscriptionInfo));
         when(mServiceState.getState()).thenReturn(ServiceState.STATE_IN_SERVICE);
         mBundle.putBoolean(CarrierConfigManager.KEY_INFLATE_SIGNAL_STRENGTH_BOOL, false);
diff --git a/tests/unit/src/com/android/settings/network/ProviderModelSliceTest.java b/tests/unit/src/com/android/settings/network/ProviderModelSliceTest.java
index 9f70bcf..476d854 100644
--- a/tests/unit/src/com/android/settings/network/ProviderModelSliceTest.java
+++ b/tests/unit/src/com/android/settings/network/ProviderModelSliceTest.java
@@ -16,8 +16,6 @@
 
 package com.android.settings.network;
 
-import static android.app.slice.Slice.EXTRA_TOGGLE_STATE;
-
 import static com.google.common.truth.Truth.assertThat;
 
 import static org.mockito.ArgumentMatchers.any;
@@ -25,6 +23,7 @@
 import static org.mockito.ArgumentMatchers.anyLong;
 import static org.mockito.ArgumentMatchers.anyString;
 import static org.mockito.Mockito.eq;
+import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
@@ -132,7 +131,8 @@
         SliceProvider.setSpecs(SliceLiveData.SUPPORTED_SPECS);
         mMockNetworkProviderWorker = spy(new MockNetworkProviderWorker(mContext,
                 PROVIDER_MODEL_SLICE_URI));
-        mMockProviderModelSlice = new MockProviderModelSlice(mContext, mMockNetworkProviderWorker);
+        mMockProviderModelSlice = spy(new MockProviderModelSlice(
+                mContext, mMockNetworkProviderWorker));
         mListBuilder = spy(new ListBuilder(mContext, PROVIDER_MODEL_SLICE_URI,
                 ListBuilder.INFINITY).setAccentColor(-1));
         when(mProviderModelSliceHelper.createListBuilder(PROVIDER_MODEL_SLICE_URI)).thenReturn(
@@ -386,32 +386,34 @@
     }
 
     @Test
-    public void onNotifyChange_intentToggleActionOn_shouldSetCarrierNetworkEnabledTrue() {
-        Intent intent = mMockProviderModelSlice.getBroadcastIntent(mContext).getIntent();
-        intent.putExtra(EXTRA_TOGGLE_STATE, true);
-
-        mMockProviderModelSlice.onNotifyChange(intent);
+    public void doCarrierNetworkAction_toggleActionSetDataEnabled_setCarrierNetworkEnabledTrue() {
+        mMockProviderModelSlice.doCarrierNetworkAction(true /* isToggleAction */,
+                true /* isDataEnabled */);
 
         verify(mMockNetworkProviderWorker).setCarrierNetworkEnabled(true);
     }
 
     @Test
-    public void onNotifyChange_intentToggleActionOff_shouldSetCarrierNetworkEnabledFalse() {
-        Intent intent = mMockProviderModelSlice.getBroadcastIntent(mContext).getIntent();
-        intent.putExtra(EXTRA_TOGGLE_STATE, false);
-
-        mMockProviderModelSlice.onNotifyChange(intent);
+    public void doCarrierNetworkAction_toggleActionSetDataDisabled_setCarrierNetworkEnabledFalse() {
+        mMockProviderModelSlice.doCarrierNetworkAction(true /* isToggleAction */,
+                false /* isDataEnabled */);
 
         verify(mMockNetworkProviderWorker).setCarrierNetworkEnabled(false);
     }
 
     @Test
-    public void onNotifyChange_intentPrimaryAction_shouldConnectCarrierNetwork() {
-        when(mTelephonyManager.isDataEnabled()).thenReturn(true);
-        Intent intent = mMockProviderModelSlice.getBroadcastIntent(mContext).getIntent();
-
-        mMockProviderModelSlice.onNotifyChange(intent);
+    public void doCarrierNetworkAction_primaryActionAndDataEnabled_connectCarrierNetwork() {
+        mMockProviderModelSlice.doCarrierNetworkAction(false /* isToggleAction */,
+                true /* isDataEnabled */);
 
         verify(mMockNetworkProviderWorker).connectCarrierNetwork();
     }
+
+    @Test
+    public void doCarrierNetworkAction_primaryActionAndDataDisabled_notConnectCarrierNetwork() {
+        mMockProviderModelSlice.doCarrierNetworkAction(false /* isToggleAction */,
+                false /* isDataEnabled */);
+
+        verify(mMockNetworkProviderWorker, never()).connectCarrierNetwork();
+    }
 }
diff --git a/tests/unit/src/com/android/settings/network/SubscriptionUtilTest.java b/tests/unit/src/com/android/settings/network/SubscriptionUtilTest.java
index 8c99b40..c0e5205 100644
--- a/tests/unit/src/com/android/settings/network/SubscriptionUtilTest.java
+++ b/tests/unit/src/com/android/settings/network/SubscriptionUtilTest.java
@@ -48,7 +48,7 @@
     private static final int SUBID_1 = 1;
     private static final int SUBID_2 = 2;
     private static final int SUBID_3 = 3;
-    private static final CharSequence CARRIER_1 = "carrier1";
+    private static final CharSequence CARRIER_1 = "carrier1111111";
     private static final CharSequence CARRIER_2 = "carrier2";
 
     private Context mContext;
@@ -94,6 +94,8 @@
         final SubscriptionInfo info2 = mock(SubscriptionInfo.class);
         when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(Arrays.asList(info1, info2));
 
+        // // TODO remove this line.
+        // when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(Arrays.asList(info1, info2));
         final List<SubscriptionInfo> subs = SubscriptionUtil.getAvailableSubscriptions(mContext);
 
         assertThat(subs).isNotNull();
@@ -143,8 +145,9 @@
         when(info2.getSubscriptionId()).thenReturn(SUBID_2);
         when(info1.getDisplayName()).thenReturn(CARRIER_1);
         when(info2.getDisplayName()).thenReturn(CARRIER_2);
-        when(mSubMgr.getActiveSubscriptionInfoList()).thenReturn(
+        when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(
                 Arrays.asList(info1, info2));
+            // Arrays.asList(info2));
 
         // Each subscription has a unique last 4 digits of the phone number.
         TelephonyManager sub1Telmgr = mock(TelephonyManager.class);
@@ -172,7 +175,7 @@
         when(info2.getSubscriptionId()).thenReturn(SUBID_2);
         when(info1.getDisplayName()).thenReturn(CARRIER_1);
         when(info2.getDisplayName()).thenReturn(CARRIER_1);
-        when(mSubMgr.getActiveSubscriptionInfoList()).thenReturn(
+        when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(
                 Arrays.asList(info1, info2));
 
         // Each subscription has a unique last 4 digits of the phone number.
@@ -201,8 +204,7 @@
         when(info2.getSubscriptionId()).thenReturn(SUBID_2);
         when(info1.getDisplayName()).thenReturn(CARRIER_1);
         when(info2.getDisplayName()).thenReturn(CARRIER_1);
-        when(mSubMgr.getActiveSubscriptionInfoList()).thenReturn(
-                Arrays.asList(info1, info2));
+        when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(Arrays.asList(info1, info2));
 
         // The subscriptions' phone numbers cannot be revealed to the user.
         TelephonyManager sub1Telmgr = mock(TelephonyManager.class);
@@ -234,7 +236,7 @@
         when(info1.getDisplayName()).thenReturn(CARRIER_1);
         when(info2.getDisplayName()).thenReturn(CARRIER_1);
         when(info3.getDisplayName()).thenReturn(CARRIER_1);
-        when(mSubMgr.getActiveSubscriptionInfoList()).thenReturn(
+        when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(
                 Arrays.asList(info1, info2, info3));
 
         // Subscription 1 has a unique phone number, but subscriptions 2 and 3 share the same
@@ -265,8 +267,7 @@
         final SubscriptionInfo info1 = mock(SubscriptionInfo.class);
         when(info1.getSubscriptionId()).thenReturn(SUBID_1);
         when(info1.getDisplayName()).thenReturn(CARRIER_1);
-        when(mSubMgr.getActiveSubscriptionInfoList()).thenReturn(
-                Arrays.asList(info1));
+        when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(Arrays.asList(info1));
 
         TelephonyManager sub1Telmgr = mock(TelephonyManager.class);
         when(sub1Telmgr.getLine1Number()).thenReturn("1112223333");
@@ -288,8 +289,7 @@
         when(info2.getSubscriptionId()).thenReturn(SUBID_2);
         when(info1.getDisplayName()).thenReturn(CARRIER_1);
         when(info2.getDisplayName()).thenReturn(CARRIER_1);
-        when(mSubMgr.getActiveSubscriptionInfoList()).thenReturn(
-                Arrays.asList(info1, info2));
+        when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(Arrays.asList(info1, info2));
 
         // Each subscription has a unique last 4 digits of the phone number.
         TelephonyManager sub1Telmgr = mock(TelephonyManager.class);
@@ -318,8 +318,7 @@
         when(info2.getSubscriptionId()).thenReturn(SUBID_2);
         when(info1.getDisplayName()).thenReturn(CARRIER_1);
         when(info2.getDisplayName()).thenReturn(CARRIER_1);
-        when(mSubMgr.getActiveSubscriptionInfoList()).thenReturn(
-                Arrays.asList(info1, info2));
+        when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(Arrays.asList(info1, info2));
 
         // Both subscriptions have a the same 4 digits of the phone number.
         TelephonyManager sub1Telmgr = mock(TelephonyManager.class);
@@ -345,8 +344,7 @@
         final SubscriptionInfo info1 = mock(SubscriptionInfo.class);
         when(info1.getSubscriptionId()).thenReturn(SUBID_1);
         when(info1.getDisplayName()).thenReturn(CARRIER_1);
-        when(mSubMgr.getActiveSubscriptionInfoList()).thenReturn(
-                Arrays.asList(info1));
+        when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(Arrays.asList(info1));
 
         TelephonyManager sub1Telmgr = mock(TelephonyManager.class);
         when(sub1Telmgr.getLine1Number()).thenReturn("1112223333");
@@ -366,8 +364,7 @@
         final SubscriptionInfo info1 = mock(SubscriptionInfo.class);
         when(info1.getSubscriptionId()).thenReturn(SUBID_1);
         when(info1.getDisplayName()).thenReturn(CARRIER_1);
-        when(mSubMgr.getActiveSubscriptionInfoList()).thenReturn(
-                Arrays.asList(info1));
+        when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(Arrays.asList(info1));
 
         TelephonyManager sub1Telmgr = mock(TelephonyManager.class);
         when(sub1Telmgr.getLine1Number()).thenReturn("1112223333");
diff --git a/tests/unit/src/com/android/settings/network/SubscriptionsPreferenceControllerTest.java b/tests/unit/src/com/android/settings/network/SubscriptionsPreferenceControllerTest.java
index f3e084c..ef3f130 100644
--- a/tests/unit/src/com/android/settings/network/SubscriptionsPreferenceControllerTest.java
+++ b/tests/unit/src/com/android/settings/network/SubscriptionsPreferenceControllerTest.java
@@ -272,6 +272,7 @@
     @UiThreadTest
     public void onSubscriptionsChanged_subscriptionReplaced_preferencesChanged() {
         final List<SubscriptionInfo> subs = setupMockSubscriptions(3);
+        doReturn(subs).when(mSubscriptionManager).getAvailableSubscriptionInfoList();
 
         // Start out with only sub1 and sub2.
         SubscriptionUtil.setActiveSubscriptionsForTesting(subs.subList(0, 2));
@@ -388,6 +389,7 @@
         final List<SubscriptionInfo> sub = setupMockSubscriptions(1);
         doReturn(true).when(sInjector).isProviderModelEnabled(mContext);
         doReturn(sub.get(0)).when(mSubscriptionManager).getDefaultDataSubscriptionInfo();
+        doReturn(sub).when(mSubscriptionManager).getAvailableSubscriptionInfoList();
 
         mController.onResume();
         mController.displayPreference(mPreferenceScreen);
@@ -402,6 +404,7 @@
         final List<SubscriptionInfo> sub = setupMockSubscriptions(2);
         doReturn(true).when(sInjector).isProviderModelEnabled(mContext);
         doReturn(sub.get(0)).when(mSubscriptionManager).getDefaultDataSubscriptionInfo();
+        doReturn(sub).when(mSubscriptionManager).getAvailableSubscriptionInfoList();
 
         mController.onResume();
         mController.displayPreference(mPreferenceScreen);
@@ -530,6 +533,7 @@
         final List<SubscriptionInfo> sub = setupMockSubscriptions(2);
         doReturn(true).when(sInjector).isProviderModelEnabled(mContext);
         doReturn(sub.get(0)).when(mSubscriptionManager).getDefaultDataSubscriptionInfo();
+        doReturn(sub).when(mSubscriptionManager).getAvailableSubscriptionInfoList();
         Intent intent = new Intent(TelephonyManager.ACTION_DEFAULT_DATA_SUBSCRIPTION_CHANGED);
 
         mController.onResume();
@@ -548,6 +552,7 @@
         final int subId = sub.get(0).getSubscriptionId();
         doReturn(true).when(sInjector).isProviderModelEnabled(mContext);
         doReturn(sub.get(0)).when(mSubscriptionManager).getDefaultDataSubscriptionInfo();
+        doReturn(sub).when(mSubscriptionManager).getAvailableSubscriptionInfoList();
         Intent intent = new Intent(TelephonyManager.ACTION_DEFAULT_DATA_SUBSCRIPTION_CHANGED);
 
         mController.onResume();
diff --git a/tests/unit/src/com/android/settings/network/telephony/DefaultSubscriptionControllerTest.java b/tests/unit/src/com/android/settings/network/telephony/DefaultSubscriptionControllerTest.java
index 282704d..93621d9 100644
--- a/tests/unit/src/com/android/settings/network/telephony/DefaultSubscriptionControllerTest.java
+++ b/tests/unit/src/com/android/settings/network/telephony/DefaultSubscriptionControllerTest.java
@@ -54,7 +54,7 @@
 @RunWith(AndroidJUnit4.class)
 public class DefaultSubscriptionControllerTest {
     @Mock
-    private SubscriptionManager mManager;
+    private SubscriptionManager mSubMgr;
     @Mock
     private TelecomManager mTelecomManager;
 
@@ -68,7 +68,7 @@
     public void setUp() {
         MockitoAnnotations.initMocks(this);
         mContext = spy(ApplicationProvider.getApplicationContext());
-        when(mContext.getSystemService(SubscriptionManager.class)).thenReturn(mManager);
+        when(mContext.getSystemService(SubscriptionManager.class)).thenReturn(mSubMgr);
         when(mContext.getSystemService(TelecomManager.class)).thenReturn(mTelecomManager);
 
         final String key = "prefkey";
@@ -123,6 +123,7 @@
         final SubscriptionInfo sub1 = createMockSub(111, "sub1");
         final SubscriptionInfo sub2 = createMockSub(222, "sub2");
         SubscriptionUtil.setActiveSubscriptionsForTesting(Arrays.asList(sub1, sub2));
+        when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(Arrays.asList(sub1, sub2));
         mController.setDefaultSubscription(sub1.getSubscriptionId());
 
         mController.displayPreference(mScreen);
@@ -152,6 +153,7 @@
         final SubscriptionInfo sub1 = createMockSub(111, "sub1");
         final SubscriptionInfo sub2 = createMockSub(222, "sub2");
         SubscriptionUtil.setActiveSubscriptionsForTesting(Arrays.asList(sub1, sub2));
+        when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(Arrays.asList(sub1, sub2));
         mController.setDefaultSubscription(sub2.getSubscriptionId());
 
         mController.displayPreference(mScreen);
@@ -186,6 +188,8 @@
         when(sub2.isOpportunistic()).thenReturn(true);
 
         SubscriptionUtil.setActiveSubscriptionsForTesting(Arrays.asList(sub1, sub2, sub3));
+        when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(
+                Arrays.asList(sub1, sub2, sub3));
         mController.setDefaultSubscription(sub1.getSubscriptionId());
 
         mController.displayPreference(mScreen);
@@ -240,6 +244,7 @@
 
         // Start with only one sub active, so the pref is not available
         SubscriptionUtil.setActiveSubscriptionsForTesting(Arrays.asList(sub1));
+        when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(Arrays.asList(sub1));
         mController.setDefaultSubscription(sub1.getSubscriptionId());
 
         mController.displayPreference(mScreen);
@@ -261,6 +266,7 @@
         final SubscriptionInfo sub1 = createMockSub(111, "sub1");
         final SubscriptionInfo sub2 = createMockSub(222, "sub2");
         SubscriptionUtil.setActiveSubscriptionsForTesting(Arrays.asList(sub1, sub2));
+        when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(Arrays.asList(sub1, sub2));
         mController.setDefaultSubscription(sub1.getSubscriptionId());
 
         mController.displayPreference(mScreen);
@@ -296,6 +302,7 @@
         final SubscriptionInfo sub1 = createMockSub(111, "sub1");
         final SubscriptionInfo sub2 = createMockSub(222, "sub2");
         SubscriptionUtil.setActiveSubscriptionsForTesting(Arrays.asList(sub1));
+        when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(Arrays.asList(sub1));
         mController.setDefaultSubscription(sub1.getSubscriptionId());
 
         mController.displayPreference(mScreen);
@@ -303,6 +310,7 @@
         assertThat(mListPreference.isVisible()).isFalse();
 
         SubscriptionUtil.setActiveSubscriptionsForTesting(Arrays.asList(sub1, sub2));
+        when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(Arrays.asList(sub1, sub2));
         mController.onSubscriptionsChanged();
 
         assertThat(mController.isAvailable()).isTrue();
@@ -315,12 +323,15 @@
         final SubscriptionInfo sub2 = createMockSub(222, "sub2");
         final SubscriptionInfo sub3 = createMockSub(333, "sub3");
         SubscriptionUtil.setActiveSubscriptionsForTesting(Arrays.asList(sub1, sub2));
+        when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(Arrays.asList(sub1, sub2));
         mController.setDefaultSubscription(sub1.getSubscriptionId());
 
         mController.displayPreference(mScreen);
         assertThat(mListPreference.getEntries().length).isEqualTo(3);
 
         SubscriptionUtil.setActiveSubscriptionsForTesting(Arrays.asList(sub1, sub2, sub3));
+        when(mSubMgr.getAvailableSubscriptionInfoList()).thenReturn(
+                Arrays.asList(sub1, sub2, sub3));
         mController.onSubscriptionsChanged();
 
         assertThat(mController.isAvailable()).isTrue();
diff --git a/tests/unit/src/com/android/settings/network/telephony/MmsMessagePreferenceControllerTest.java b/tests/unit/src/com/android/settings/network/telephony/MmsMessagePreferenceControllerTest.java
index 67f5f1a..a0219a0 100644
--- a/tests/unit/src/com/android/settings/network/telephony/MmsMessagePreferenceControllerTest.java
+++ b/tests/unit/src/com/android/settings/network/telephony/MmsMessagePreferenceControllerTest.java
@@ -111,11 +111,11 @@
     @Test
     public void setChecked_setDataIntoSubscriptionManager() {
         mController.setChecked(true);
-        verify(mTelephonyManager).setMobileDataPolicyEnabledStatus(
+        verify(mTelephonyManager).setMobileDataPolicyEnabled(
                 TelephonyManager.MOBILE_DATA_POLICY_MMS_ALWAYS_ALLOWED, true);
 
         mController.setChecked(false);
-        verify(mTelephonyManager).setMobileDataPolicyEnabledStatus(
+        verify(mTelephonyManager).setMobileDataPolicyEnabled(
                 TelephonyManager.MOBILE_DATA_POLICY_MMS_ALWAYS_ALLOWED, false);
     }
 }
diff --git a/tests/unit/src/com/android/settings/network/telephony/NetworkProviderWifiCallingGroupTest.java b/tests/unit/src/com/android/settings/network/telephony/NetworkProviderWifiCallingGroupTest.java
index ed6f161..660772e 100644
--- a/tests/unit/src/com/android/settings/network/telephony/NetworkProviderWifiCallingGroupTest.java
+++ b/tests/unit/src/com/android/settings/network/telephony/NetworkProviderWifiCallingGroupTest.java
@@ -39,15 +39,15 @@
 import android.telephony.TelephonyManager;
 import android.util.FeatureFlagUtils;
 
-import com.android.settings.network.ims.MockWfcQueryImsState;
-import com.android.settingslib.core.lifecycle.Lifecycle;
-
 import androidx.preference.PreferenceCategory;
 import androidx.preference.PreferenceManager;
 import androidx.preference.PreferenceScreen;
 import androidx.test.core.app.ApplicationProvider;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 
+import com.android.settings.network.ims.MockWfcQueryImsState;
+import com.android.settingslib.core.lifecycle.Lifecycle;
+
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -132,10 +132,8 @@
 
     @Test
     public void shouldShowWifiCallingForSub_invalidSubId_returnFalse() {
-        when(mSubscriptionManager.getActiveSubscriptionInfo(SUB_ID)).thenReturn(null);
-
-        assertThat(mNetworkProviderWifiCallingGroup.shouldShowWifiCallingForSub(SUB_ID))
-                .isEqualTo(false);
+        assertThat(mNetworkProviderWifiCallingGroup.shouldShowWifiCallingForSub(
+                SubscriptionManager.INVALID_SUBSCRIPTION_ID)).isEqualTo(false);
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/network/telephony/WifiCallingPreferenceControllerTest.java b/tests/unit/src/com/android/settings/network/telephony/WifiCallingPreferenceControllerTest.java
similarity index 74%
rename from tests/robotests/src/com/android/settings/network/telephony/WifiCallingPreferenceControllerTest.java
rename to tests/unit/src/com/android/settings/network/telephony/WifiCallingPreferenceControllerTest.java
index dbfd3b2..5827516 100644
--- a/tests/robotests/src/com/android/settings/network/telephony/WifiCallingPreferenceControllerTest.java
+++ b/tests/unit/src/com/android/settings/network/telephony/WifiCallingPreferenceControllerTest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2018 The Android Open Source Project
+ * Copyright (C) 2021 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,8 +19,6 @@
 import static com.google.common.truth.Truth.assertThat;
 
 import static org.junit.Assert.assertNull;
-import static org.mockito.ArgumentMatchers.anyInt;
-import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.when;
 
@@ -35,11 +33,16 @@
 import android.telephony.ims.ImsMmTelManager;
 
 import androidx.preference.Preference;
+import androidx.preference.PreferenceManager;
 import androidx.preference.PreferenceScreen;
+import androidx.test.annotation.UiThreadTest;
+import androidx.test.core.app.ApplicationProvider;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
 
 import com.android.internal.R;
 import com.android.settings.core.BasePreferenceController;
 import com.android.settings.network.ims.MockWifiCallingQueryImsState;
+import com.android.settings.network.ims.WifiCallingQueryImsState;
 
 import org.junit.Before;
 import org.junit.Ignore;
@@ -47,62 +50,57 @@
 import org.junit.runner.RunWith;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
-import org.robolectric.RobolectricTestRunner;
-import org.robolectric.RuntimeEnvironment;
 
-@RunWith(RobolectricTestRunner.class)
+@RunWith(AndroidJUnit4.class)
 public class WifiCallingPreferenceControllerTest {
     private static final int SUB_ID = 2;
-
+    @Mock
+    private SubscriptionManager mSubscriptionManager;
     @Mock
     private CarrierConfigManager mCarrierConfigManager;
     @Mock
     private TelephonyManager mTelephonyManager;
     @Mock
     private ImsMmTelManager mImsMmTelManager;
-    @Mock
-    private PreferenceScreen mPreferenceScreen;
+
+    private PreferenceScreen mScreen;
+    private PreferenceManager mPreferenceManager;
 
     private MockWifiCallingQueryImsState mQueryImsState;
 
-    private WifiCallingPreferenceController mController;
+    private TestWifiCallingPreferenceController mController;
     private Preference mPreference;
     private Context mContext;
     private PersistableBundle mCarrierConfig;
 
     @Before
+    @UiThreadTest
     public void setUp() {
         MockitoAnnotations.initMocks(this);
 
-        mContext = spy(RuntimeEnvironment.application);
+        mContext = spy(ApplicationProvider.getApplicationContext());
+        when(mContext.getSystemService(SubscriptionManager.class)).thenReturn(mSubscriptionManager);
 
         mQueryImsState = new MockWifiCallingQueryImsState(mContext, SUB_ID);
         mQueryImsState.setIsEnabledByUser(true);
         mQueryImsState.setIsProvisionedOnDevice(true);
 
-        mPreference = new Preference(mContext);
-        mController = spy(new WifiCallingPreferenceController(mContext, "wifi_calling") {
-            @Override
-            protected ImsMmTelManager getImsMmTelManager(int subId) {
-                return mImsMmTelManager;
-            }
-        });
+        mController = new TestWifiCallingPreferenceController(mContext, "wifi_calling");
         mController.mCarrierConfigManager = mCarrierConfigManager;
         mController.init(SUB_ID);
         mController.mCallState = TelephonyManager.CALL_STATE_IDLE;
-        doReturn(mQueryImsState).when(mController).queryImsState(anyInt());
-        mPreference.setKey(mController.getPreferenceKey());
-
-        when(mController.getTelephonyManager(mContext, SUB_ID)).thenReturn(mTelephonyManager);
-
         mCarrierConfig = new PersistableBundle();
         when(mCarrierConfigManager.getConfigForSubId(SUB_ID)).thenReturn(mCarrierConfig);
 
-        when(mPreferenceScreen.findPreference(mController.getPreferenceKey())).thenReturn(
-                mPreference);
+        mPreferenceManager = new PreferenceManager(mContext);
+        mScreen = mPreferenceManager.createPreferenceScreen(mContext);
+        mPreference = new Preference(mContext);
+        mPreference.setKey(mController.getPreferenceKey());
+        mScreen.addPreference(mPreference);
     }
 
     @Test
+    @UiThreadTest
     public void updateState_noSimCallManager_setCorrectSummary() {
         mController.mSimCallManager = null;
         mQueryImsState.setIsEnabledByUser(true);
@@ -118,6 +116,7 @@
     }
 
     @Test
+    @UiThreadTest
     public void updateState_notCallIdle_disable() {
         mController.mCallState = TelephonyManager.CALL_STATE_RINGING;
 
@@ -127,6 +126,7 @@
     }
 
     @Test
+    @UiThreadTest
     public void updateState_invalidPhoneAccountHandle_shouldNotCrash() {
         mController.mSimCallManager = new PhoneAccountHandle(null /* invalid */, "");
 
@@ -135,6 +135,7 @@
     }
 
     @Test
+    @UiThreadTest
     public void updateState_wfcNonRoamingByConfig() {
         assertNull(mController.mSimCallManager);
         mCarrierConfig.putBoolean(
@@ -154,6 +155,7 @@
     }
 
     @Test
+    @UiThreadTest
     public void updateState_wfcRoamingByConfig() {
         assertNull(mController.mSimCallManager);
         // useWfcHomeModeForRoaming is false by default. In order to check wfc in roaming mode. We
@@ -171,12 +173,15 @@
     }
 
     @Test
+    @UiThreadTest
     public void displayPreference_notAvailable_setPreferenceInvisible() {
         mController.init(SubscriptionManager.INVALID_SUBSCRIPTION_ID);
+        when(mSubscriptionManager.getActiveSubscriptionInfoList()).thenReturn(null);
 
-        mController.displayPreference(mPreferenceScreen);
+        mController.displayPreference(mScreen);
 
-        assertThat(mPreferenceScreen.isVisible()).isFalse();
+        assertThat(mController.getPreferenceKey()).isEqualTo("wifi_calling");
+        assertThat(mScreen.findPreference(mController.getPreferenceKey()).isVisible()).isFalse();
     }
 
     @Test
@@ -184,16 +189,39 @@
     public void displayPreference_available_setsSubscriptionIdOnIntent() {
         final Intent intent = new Intent();
         mPreference.setIntent(intent);
-        mController.displayPreference(mPreferenceScreen);
+        mController.displayPreference(mScreen);
         assertThat(intent.getIntExtra(Settings.EXTRA_SUB_ID,
                 SubscriptionManager.INVALID_SUBSCRIPTION_ID)).isEqualTo(SUB_ID);
     }
 
     @Test
+    @UiThreadTest
     public void getAvailabilityStatus_noWiFiCalling_shouldReturnUnsupported() {
         mController.init(SubscriptionManager.INVALID_SUBSCRIPTION_ID);
+        when(mSubscriptionManager.getActiveSubscriptionInfoList()).thenReturn(null);
 
         assertThat(mController.getAvailabilityStatus()).isEqualTo(
                 BasePreferenceController.UNSUPPORTED_ON_DEVICE);
     }
+
+    private class TestWifiCallingPreferenceController extends WifiCallingPreferenceController {
+        TestWifiCallingPreferenceController(Context context, String preferenceKey) {
+            super(context, preferenceKey);
+        }
+
+        @Override
+        protected ImsMmTelManager getImsMmTelManager(int subId) {
+            return mImsMmTelManager;
+        }
+
+        @Override
+        protected TelephonyManager getTelephonyManager(Context context, int subId) {
+            return mTelephonyManager;
+        }
+
+        @Override
+        protected WifiCallingQueryImsState queryImsState(int subId) {
+            return mQueryImsState;
+        }
+    }
 }
diff --git a/tests/unit/src/com/android/settings/panel/InternetConnectivityPanelTest.java b/tests/unit/src/com/android/settings/panel/InternetConnectivityPanelTest.java
index e8f694b..a4d4ad1 100644
--- a/tests/unit/src/com/android/settings/panel/InternetConnectivityPanelTest.java
+++ b/tests/unit/src/com/android/settings/panel/InternetConnectivityPanelTest.java
@@ -18,6 +18,9 @@
 
 import static com.android.settings.network.InternetUpdater.INTERNET_APM;
 import static com.android.settings.network.InternetUpdater.INTERNET_APM_NETWORKS;
+import static com.android.settings.network.InternetUpdater.INTERNET_CELLULAR;
+import static com.android.settings.network.InternetUpdater.INTERNET_ETHERNET;
+import static com.android.settings.network.InternetUpdater.INTERNET_WIFI;
 
 import static com.google.common.truth.Truth.assertThat;
 
@@ -26,10 +29,13 @@
 import static org.mockito.Mockito.verify;
 
 import android.content.Context;
+import android.net.Uri;
 
 import androidx.test.core.app.ApplicationProvider;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 
+import com.android.settings.network.AirplaneModePreferenceController;
+import com.android.settings.slices.CustomSliceRegistry;
 import com.android.settings.testutils.ResourcesUtils;
 
 import org.junit.Before;
@@ -40,6 +46,8 @@
 import org.mockito.junit.MockitoJUnit;
 import org.mockito.junit.MockitoRule;
 
+import java.util.List;
+
 @RunWith(AndroidJUnit4.class)
 public class InternetConnectivityPanelTest {
 
@@ -47,6 +55,10 @@
             ApplicationProvider.getApplicationContext(), "provider_internet_settings");
     public static final String TITLE_APM_NETWORKS = ResourcesUtils.getResourcesString(
             ApplicationProvider.getApplicationContext(), "airplane_mode_network_panel_title");
+    public static final String SUBTITLE_APM_IS_ON = ResourcesUtils.getResourcesString(
+            ApplicationProvider.getApplicationContext(), "condition_airplane_title");
+    public static final String BUTTON_SETTINGS = ResourcesUtils.getResourcesString(
+            ApplicationProvider.getApplicationContext(), "settings_button");
 
     @Rule
     public final MockitoRule mMocks = MockitoJUnit.rule();
@@ -66,30 +78,147 @@
     }
 
     @Test
-    public void getTitle_internetTypeChangedFromApmToApmNetworks_verifyTitleChanged() {
+    public void getTitle_internetApmNetworks_shouldBeApmNetworks() {
+        mPanel.onInternetTypeChanged(INTERNET_APM_NETWORKS);
+
+        assertThat(mPanel.getTitle()).isEqualTo(TITLE_APM_NETWORKS);
+    }
+
+    @Test
+    public void getTitle_notInternetApmNetworks_shouldBeInternet() {
         mPanel.onInternetTypeChanged(INTERNET_APM);
 
         assertThat(mPanel.getTitle()).isEqualTo(TITLE_INTERNET);
 
+        mPanel.onInternetTypeChanged(INTERNET_WIFI);
+
+        assertThat(mPanel.getTitle()).isEqualTo(TITLE_INTERNET);
+
+        mPanel.onInternetTypeChanged(INTERNET_CELLULAR);
+
+        assertThat(mPanel.getTitle()).isEqualTo(TITLE_INTERNET);
+
+        mPanel.onInternetTypeChanged(INTERNET_ETHERNET);
+
+        assertThat(mPanel.getTitle()).isEqualTo(TITLE_INTERNET);
+    }
+
+    @Test
+    public void getSubTitle_internetApm_shouldBeApmIsOn() {
+        mPanel.onInternetTypeChanged(INTERNET_APM);
+
+        assertThat(mPanel.getSubTitle()).isEqualTo(SUBTITLE_APM_IS_ON);
+    }
+
+    @Test
+    public void getSubTitle_notinternetApm_shouldBeNull() {
+        mPanel.onInternetTypeChanged(INTERNET_APM_NETWORKS);
+
+        assertThat(mPanel.getSubTitle()).isNull();
+
+        mPanel.onInternetTypeChanged(INTERNET_WIFI);
+
+        assertThat(mPanel.getSubTitle()).isNull();
+
+        mPanel.onInternetTypeChanged(INTERNET_CELLULAR);
+
+        assertThat(mPanel.getSubTitle()).isNull();
+
+        mPanel.onInternetTypeChanged(INTERNET_ETHERNET);
+
+        assertThat(mPanel.getSubTitle()).isNull();
+    }
+
+    @Test
+    public void getCustomizedButtonTitle_internetApm_shouldBeNull() {
+        mPanel.onInternetTypeChanged(INTERNET_APM);
+
+        assertThat(mPanel.getCustomizedButtonTitle()).isNull();
+    }
+
+    @Test
+    public void getCustomizedButtonTitle_notInternetApm_shouldBeSettings() {
+        mPanel.onInternetTypeChanged(INTERNET_APM_NETWORKS);
+
+        assertThat(mPanel.getCustomizedButtonTitle()).isEqualTo(BUTTON_SETTINGS);
+
+        mPanel.onInternetTypeChanged(INTERNET_WIFI);
+
+        assertThat(mPanel.getCustomizedButtonTitle()).isEqualTo(BUTTON_SETTINGS);
+
+        mPanel.onInternetTypeChanged(INTERNET_CELLULAR);
+
+        assertThat(mPanel.getCustomizedButtonTitle()).isEqualTo(BUTTON_SETTINGS);
+
+        mPanel.onInternetTypeChanged(INTERNET_ETHERNET);
+
+        assertThat(mPanel.getCustomizedButtonTitle()).isEqualTo(BUTTON_SETTINGS);
+    }
+
+    @Test
+    public void getSlices_providerModelDisabled_containsNecessarySlices() {
+        mPanel.mIsProviderModelEnabled = false;
+        final List<Uri> uris = mPanel.getSlices();
+
+        assertThat(uris).containsExactly(
+                AirplaneModePreferenceController.SLICE_URI,
+                CustomSliceRegistry.MOBILE_DATA_SLICE_URI,
+                CustomSliceRegistry.WIFI_SLICE_URI);
+    }
+
+    @Test
+    public void getSlices_providerModelEnabled_containsNecessarySlices() {
+        final List<Uri> uris = mPanel.getSlices();
+
+        assertThat(uris).containsExactly(
+                CustomSliceRegistry.PROVIDER_MODEL_SLICE_URI,
+                CustomSliceRegistry.AIRPLANE_SAFE_NETWORKS_SLICE_URI);
+    }
+
+    @Test
+    public void getSeeMoreIntent_notNull() {
+        assertThat(mPanel.getSeeMoreIntent()).isNotNull();
+    }
+
+    @Test
+    public void onInternetTypeChanged_internetTypeChangedToApm_changeHeaderAndHideSettings() {
+        mPanel.onInternetTypeChanged(INTERNET_APM_NETWORKS);
+        clearInvocations(mPanelContentCallback);
+
+        mPanel.onInternetTypeChanged(INTERNET_APM);
+
+        verify(mPanelContentCallback).onHeaderChanged();
+        verify(mPanelContentCallback).onCustomizedButtonStateChanged();
+    }
+
+    @Test
+    public void onInternetTypeChanged_internetTypeChangedFomApm_changeTitleAndShowSettings() {
+        mPanel.onInternetTypeChanged(INTERNET_APM);
         clearInvocations(mPanelContentCallback);
 
         mPanel.onInternetTypeChanged(INTERNET_APM_NETWORKS);
 
-        assertThat(mPanel.getTitle()).isEqualTo(TITLE_APM_NETWORKS);
+        verify(mPanelContentCallback).onTitleChanged();
+        verify(mPanelContentCallback).onCustomizedButtonStateChanged();
+    }
+
+    @Test
+    public void onInternetTypeChanged_internetTypeChangedToApmNetworks_changeTitle() {
+        mPanel.onInternetTypeChanged(INTERNET_WIFI);
+        clearInvocations(mPanelContentCallback);
+
+        mPanel.onInternetTypeChanged(INTERNET_APM_NETWORKS);
+
         verify(mPanelContentCallback).onTitleChanged();
     }
 
     @Test
-    public void getTitle_internetTypeChangedFromApmNetworksToApm_verifyTitleChanged() {
+    public void onInternetTypeChanged_internetTypeChangedFromApmNetworks_changeTitle() {
         mPanel.onInternetTypeChanged(INTERNET_APM_NETWORKS);
-
-        assertThat(mPanel.getTitle()).isEqualTo(TITLE_APM_NETWORKS);
-
         clearInvocations(mPanelContentCallback);
 
-        mPanel.onInternetTypeChanged(INTERNET_APM);
+        mPanel.onInternetTypeChanged(INTERNET_WIFI);
 
-        assertThat(mPanel.getTitle()).isEqualTo(TITLE_INTERNET);
         verify(mPanelContentCallback).onTitleChanged();
     }
 }