Warning! Do this at your own risk! All your phone data (contacts,photos,videos,music,messages,aplications,games,files,) will be lost! Please make backup first if you can!
off your phone
together volume up home button power button
with volume buttons and select “wipe data/factory reset“ with home button
“yes“ and press home button
“reboot“ after format is complete
until the phone restarts.
That’s it!
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