diff --git a/packages/PackageInstaller/AndroidManifest.xml b/packages/PackageInstaller/AndroidManifest.xml
index 09e0d61010f7..bf69d3ba7603 100644
--- a/packages/PackageInstaller/AndroidManifest.xml
+++ b/packages/PackageInstaller/AndroidManifest.xml
@@ -45,11 +45,9 @@
 
         <activity android:name=".v2.ui.InstallLaunch"
             android:configChanges="orientation|keyboardHidden|screenSize"
-            android:theme="@style/Theme.AlertDialogActivity"
             android:exported="false"/>
 
         <activity android:name=".InstallStart"
-                android:theme="@style/Theme.AlertDialogActivity"
                 android:exported="true"
                 android:excludeFromRecents="true">
             <intent-filter android:priority="1">
@@ -79,14 +77,12 @@
                 android:exported="false" />
 
         <activity android:name=".DeleteStagedFileOnResult"
-            android:theme="@style/Theme.AlertDialogActivity.NoActionBar"
             android:exported="false" />
 
         <activity android:name=".PackageInstallerActivity"
                 android:exported="false" />
 
         <activity android:name=".InstallInstalling"
-                android:theme="@style/Theme.AlertDialogActivity.NoAnimation"
                 android:exported="false" />
 
         <receiver android:name=".common.InstallEventReceiver"
@@ -98,16 +94,13 @@
         </receiver>
 
         <activity android:name=".InstallSuccess"
-                android:theme="@style/Theme.AlertDialogActivity.NoAnimation"
                 android:exported="false" />
 
         <activity android:name=".InstallFailed"
-                android:theme="@style/Theme.AlertDialogActivity.NoAnimation"
                 android:exported="false" />
 
         <activity android:name=".UninstallerActivity"
                 android:configChanges="orientation|keyboardHidden|screenSize"
-                android:theme="@style/Theme.AlertDialogActivity.NoActionBar"
                 android:excludeFromRecents="true"
                 android:noHistory="true"
                 android:exported="true">
@@ -121,7 +114,6 @@
 
         <activity android:name=".v2.ui.UninstallLaunch"
             android:configChanges="orientation|keyboardHidden|screenSize"
-            android:theme="@style/Theme.AlertDialogActivity.NoActionBar"
             android:excludeFromRecents="true"
             android:noHistory="true"
             android:exported="false">
@@ -144,7 +136,6 @@
         </receiver>
 
         <activity android:name=".UninstallUninstalling"
-            android:theme="@style/Theme.AlertDialogActivity.NoActionBar"
             android:excludeFromRecents="true"
             android:exported="false" />
 
@@ -171,7 +162,6 @@
 
         <activity android:name=".UnarchiveActivity"
                   android:configChanges="orientation|keyboardHidden|screenSize"
-                  android:theme="@style/Theme.AlertDialogActivity.NoActionBar"
                   android:excludeFromRecents="true"
                   android:noHistory="true"
                   android:exported="true">
@@ -183,7 +173,6 @@
 
         <activity android:name=".UnarchiveErrorActivity"
                   android:configChanges="orientation|keyboardHidden|screenSize"
-                  android:theme="@style/Theme.AlertDialogActivity.NoActionBar"
                   android:excludeFromRecents="true"
                   android:noHistory="true"
                   android:exported="true">
diff --git a/packages/PackageInstaller/res/values/themes.xml b/packages/PackageInstaller/res/values/themes.xml
index 9a062295608d..f5af510111cd 100644
--- a/packages/PackageInstaller/res/values/themes.xml
+++ b/packages/PackageInstaller/res/values/themes.xml
@@ -17,19 +17,12 @@
 
 <resources>
 
-    <style name="Theme.AlertDialogActivity.NoAnimation"
-           parent="@style/Theme.AlertDialogActivity.NoActionBar">
-        <item name="android:windowAnimationStyle">@null</item>
-    </style>
-
     <style name="Theme.AlertDialogActivity"
         parent="@android:style/Theme.DeviceDefault.Light.Dialog.Alert">
         <item name="alertDialogStyle">@style/AlertDialog</item>
-    </style>
-
-    <style name="Theme.AlertDialogActivity.NoActionBar">
         <item name="android:windowActionBar">false</item>
         <item name="android:windowNoTitle">true</item>
+        <item name="android:windowAnimationStyle">@null</item>
     </style>
 
 </resources>