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Can't activate iPhone 4s. I just factory reset it through the settings app and it won't activate now. It's running iOS 8.4.1 and I DON'T want to update it to iOS 9.3.6.
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A: How to Erase and Factory Reset an iPhone 4S / 4 / 3GS / 3G - How to Use My iPhone Tutorial 3 - YouTube
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