AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
          package="com.android.packageinstaller">
    <uses-permission android:name="android.permission.INSTALL_PACKAGES" />
    <uses-permission android:name="android.permission.DELETE_PACKAGES" />
    <uses-permission android:name="android.permission.CLEAR_APP_CACHE" />
    <uses-permission android:name="android.permission.READ_PHONE_STATE" />
    <uses-permission android:name="android.permission.CLEAR_APP_USER_DATA" />
    <application android:label="@string/app_name"> 
        <activity android:name=".PackageInstallerActivity"
                android:configChanges="orientation|keyboardHidden">
            <intent-filter>
                <action android:name="android.intent.action.VIEW" />
                <category android:name="android.intent.category.DEFAULT" />
                <data android:scheme="content" />
                <data android:scheme="file" />
                <data android:mimeType="application/vnd.android.package-archive" />
            </intent-filter>
        </activity>
        <activity android:name=".InstallAppProgress"
                android:configChanges="orientation|keyboardHidden">
        </activity>
        <activity android:name=".UninstallerActivity"
                android:configChanges="orientation|keyboardHidden">
            <intent-filter>
                <action android:name="android.intent.action.VIEW" />
                <action android:name="android.intent.action.DELETE" />
                <category android:name="android.intent.category.DEFAULT" />
                <data android:scheme="package" />
            </intent-filter>
        </activity>
        <activity android:name=".UninstallAppProgress"
                android:configChanges="orientation|keyboardHidden">
        </activity>
    </application>
</manifest>