Hellow guys, well i made this thread coz i have a problem, till now ive restored my iphone 4S many times that i cant remember how much i restored it, all times i set up as new, but for some odd reason, every time ive got some problems... like battery drain, strange black screens after unlock, problems with charging sound when plugged... skip tones, etc etc... can someone give me an advice to how really restore an iphone to a factory state? coz im getting tired of so much restoring and im scared coz idk if i can mess up my phone with so much restoring process D:, hope someone can help me, thx in advance
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