I have a Samsung galaxy tab a 7 t285.
I sprayed Alcohol to tablet for against Coronavirus and therefore it destroyed!
Sim cart section corrupted and can not call or internet.
Sound sometimes work and sometimes not any sound.
I want use this tablet as eBook reader.
I have chosen airplane mod but cellular use battery.
Cellular use all battery in few hours.
I want to know How i can disable cellular and simcart by delete or editing some files in tablet. my tablet is rooted and i can edit and delete drivers files.