Apple stops signing iOS 15.3.1, blocking downgrades from iOS 15.4 - 9to5Mac

3/23/2022 12:00:00 AM3 years 11 months ago

Apple on Wednesday stopped signing iOS 15.3.1 for all iPhone and iPad models. Users can no longer downgrade from iOS 15.4.

Following the release of iOS 15.4 last week, Apple on Wednesday stopped signing iOS 15.3.1 for all iPhone, iPod touch, and iPad models. This means that users can no longer downgrade their devices to … [+1176 chars]

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