The application enables you to reactivate the Arabic language on Android devices that support this language.

The application can also choose the type of numbers that you want to activate with the Arabic language: Arabic or English numbers.

The permission to change the language in Android devices is protected in modern Android versions 4.2+ and is only granted to system applications so if you are familiar with how to use Android tools you can give the permission by linking your device to a computer and running the following command if your device is rooted the application Can change the language without activating this command:
adb pm grant com.arabic.taareeb android.permission.CHANGE_CONFIGURATION