A week after releasing iOS 18.3 to the public, Apple has now stopped signing iOS 18.2.1. For users, this means that they can no longer downgrade to this version of the operating system if their iPhone or iPad is already running a newer version.
Apple blocks downgrade from iOS 18.3 to iOS 18.2.1
iOS 18.2.1 was released on January 6 with “important bug fixes” – but Apple didn’t detail what exactly was fixed. As for iOS 18.3, which was released on January 27, the update brings some improvements to Apple Intelligence…