1.Turn off your phone.
2.Press volume down + camera + power on until phone vibrates.
3.Release power button and continue to hold volume down + camera button until Nokia logo appears on phone display
4.Wait until the process is complete
Warning! Do this at your own risk! All your phone data (contacts,photos,videos,music,messages,applications,games,files,) will be lost! Please make backup first if you can!
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