How to fix 'Could not activate iPhone' error | Macworld
Can't Activate Your iPhone 4S on AT&T? Try These Tips | Cult of Mac
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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Activating an iPhone 4S is (or at least should be) a breeze | VentureBeat
How to activate your iPhone 4S (photos) - CNET
Permanent unlocking for iPhone 4S | sim-unlock.net
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How to Set Up and Activate an iPhone 4S - YouTube
Hard Reset iPhone 4s without Apple ID
My iPhone 4s software update and Install … - Apple Community