Apple stops signing iOS 15.3, blocking downgrades from iOS 15.3.1
February 18, 2022
Following the release of iOS 15.3.1 earlier this month, Apple on Thursday stopped signing iOS 15.3 for all iPhone, iPod touch, and iPad models. This means that users can no longer downgrade their devices to iOS 15.3.
iOS 15.3 was released on January 26 to all users with an important security patch that fixed a vulnerability found in the Safari web browser. The vulnerability let websites access…