Apple released iOS 9.3 with multiple errors, bugs and problems. Many iPhone and iPad users would like to downgrade iOS 9.3 to 9.2.1 and avoid all those issues. Is it still possible for you to revert back to the previous mobile firmware? Well, you should hear the latest news about iOS 9.2.1 signing status. The ‘fruit’ company always stops signing previous versions of its mobile operating system soon after the upgrade. The latest iOS 9.3 was launched this spring. Less than 3 weeks after the public launch and numerous reports of Safari bugs, Activation lock issue and other problems Apple changes iOS 9.2.1 signing status. Can I downgrade from iOS 9.3 to iOS 9.2.1? The answer is ‘no’ – you are no longer eligible for this process because Apple stopped signing the previous firmware version. In other words if you have installed iOS 9.3 and experience issues you cannot downgrade and solve them right away [you can download iOS 9.3.1 update with some fixes]. You are now forced to wait until Apple releases fixes to all the known bugs. This could take some time so be patient. If you visit IPSW.me site you’ll see that iOS 9.2.1 is not signed by Apple. This is the website that always knows what versions are approved and what are not longer signed. It’s a fast way to get the trusted information about iPhone and iPad software. Both iOS 9.2.1 or iOS 9.3 are non jailbreakable at the moment. Only earlier versions starting with iOS 9.1 and down can be jailbroken with Pangu tool. If you are running iOS 9.2.1 you are advise to update to iOS 9.3 once all the issues are fixed.