The downgrade iOS 9.2 is possible for a limited time the Apple is still signing the prior iOS version
February 4, 2016
Downgrade iOS 9.2 IPSW file for the version of iOS 9.1 that goes with your particular device
Should you get downgrade iOS 9.2 from iOS 9.2 to iOS 9.1 firmware version? Sometimes, but it is particularly given that the iOS 9.2 has better performance comparing with some devices. But when some users may have a compelling reason or the desire to do so, thus as it’s much worth covering. Maybe as an app is crashing or else something is an incompatible. Whatever the reason, that it’s possible for a limited time. The downgrade iOS 9.2 is possible for a limited time as long as the Apple is still signing the prior iOS firmware version. It is very much unclear how long as this it will be possible for the iOS 9.1version. But it may could be a very few days or a week or two.
How to downgrade iOS 9.2 to iOS 9.1 firmware version
Downgrade iOS 9.2 IPSW file for the version of iOS 9.1 that goes with your particular device.
Make sure you have the right one; otherwise the restore simply will not work.
Save the file somewhere you can find it – you’re going to need it later.
Turn off Find My iPhone by launch the Settings app on your iOS device and go to to iCloud > Find My iPhone. Here, you’ll need to disable the Find My iPhonefeature to be able to perform a restore on the device.
Connect your iOS device to your computer.
Now, open iTunes.
then make sure that your device is selected and then click the Summary tab in the left panel under “Settings”.
This is where you will see all of the details pertaining to the iOS device that is get connected to your computer, including the current version of iOS it is by using.
Hold down the Shift key if you’re on Windows, or Option/Alt key if on Mac, and then click on Restore iPhone.
You will now be asked to browse for an IPSW file.
Navigate to the iOS 9.1 file that you downloaded earlier as part of step 1, select that file and follow the prompts, allowing iTunes to complete the restore.
When all that is done, you should be left with a nice, clean version of an iOS 9.1 on your device, with no trace of iOS 9.2.