AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="sonyxperiadev.extendedsettings"
    android:sharedUserId="android.uid.system">

    <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
    <uses-permission android:name="android.permission.MANAGE_DEVICE_ADMINS" />
    <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
    <uses-permission android:name="android.permission.REBOOT" />

    <application
        android:allowBackup="true"
        android:label="@string/app_name"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">
        <activity
            android:name=".ExtendedSettingsActivity"
            android:label="@string/app_name">
            <intent-filter>
                <action android:name="com.android.settings.action.EXTRA_SETTINGS" />
            </intent-filter>

            <meta-data
                android:name="com.android.settings.category"
                android:value="com.android.settings.category.device" />
            <meta-data
                android:name="com.android.settings.icon"
                android:resource="@drawable/ic_extended_settings" />
        </activity>

        <receiver
            android:name=".BootBroadcastReceiver"
            android:exported="false"
            android:directBootAware="true">
            <intent-filter>
                <action android:name="android.intent.action.PRE_BOOT_COMPLETED" />
                <action android:name="android.intent.action.BOOT_COMPLETED" />
                <action android:name="android.intent.action.USER_UNLOCKED" />
            </intent-filter>
        </receiver>

    </application>
</manifest>