Apple on Tuesday stopped signing iOS 14.5.1 code, effectively blocking downgrades to the operating system following the release of iOS 14.6 at the end of May.The code signing stoppage comes a week after Apple issued iOS 14.6 with new features including the activation of Apple Card Family and support for paid subscriptions in the Podcasts app.With Apple no longer authenticating iOS 14.5.1 code, users who upgraded to iOS 14.6 can no longer download or install the now out-of-date operating system.Read more