Resetting your Android device to factory settings erases all data on the device and clears out unnecessary files. The reset process wipes all your information from it, including private data, messages ...

Choose an app category, like Browser app or Phone app. Pick a new default app from the list. To reset the default apps, select Reset app preferences from the apps list in Settings. This article ...

Clearing data for an app deletes this directory and all of its contents. It resets the app back to its default state, like you just installed it for the first time. So when you clear data, things like ...