Originally Posted by AssoDiPicche97
When i'm on 3g android sistem use around 8-10% every hour (screen off). I think it Can be called battery drain. If it's possible I would avoid factory reset.
if u have s-view cover so don't delete it.
cause it s system app u need root explorer to uninstall it.
and cause u have problem with android.system itself best way is factory reset
make backup of u apps and data by Kies3 and reset it