Formatting Android • Go to "Settings" - "Restore and reset". • In the new window, select "Reset settings". • The system will warn you that all data from internal memory will be deleted, including your Google account, music, photos, downloaded applications and more.
Format☺. Well, they found the word. Against the wall or into a bucket of water. You cannot format Android in the Windows concept. Another principle of the system. Only factory reset and cleaning manual cache and application data. Moreover, some will not be cleared without rooting.
How to upgrade from 4 android to 5? In general, I now have version 4.4.2, tried to update through the phone settings themselves, wrote that the latest version was installed. Please help me update android version.