Have you been struggling with some issues around your applications? Fortunately your SAMSUNG I547 Galaxy Rugby Pro works on Android 4.0 Ice Cream Sandwich. It means that you can easily fix many problems that are touching some of your apps!
Keep in mind that this operation won't affect your Qualcomm Snapdragon S4 Plus MSM8960 or any other hardware in your device.
Would you like to learn more on this topic? Read the whole article about Reset App Preferences!