iPhone 4, 5 and SE hard reset - force restart »Sir Apfelot
How to Hard Reset or Force Reset your iPhone 4S - Samsung One UI
How to Replace iPhone 4 and iPhone 4S Battery: EveryiPhone.com
Help] iPhone 4s 32gb iOS 8 Jailbroken after restart automatically set it time to the epoch and disabled, Is there any way to unlock it wothout losing data? : r/jailbreak
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iPhone 4S Battery Replacement
iPhone 4s wont boot after battery replace… - Apple Community