Users of Apple devices who have installed iOS 9.2.1, can downgrade the firmware on their iPhone and iPad. Traditionally, the company has after the release of every new version of OS leaves for a while the opportunity. For what purpose users will need to downgrade to an earlier build? First of all it is actual for those who expect to use the Pangu jailbreak, which is currently working to exploit.
9.2.1 iOS update released on Tuesday, January 19. This is a minor release aimed at fixing bugs, including a software glitch that could prevent the end of the installation when using an MDM server. 9.2.1 iOS also focuses on improving productivity and other improvements major release.
A day after the debut 9.2.1 iOS users iPhone and iPad have the option to return to iOS 9.2. We are talking only about this OS version is still available for digital signature. It is worth remembering that the situation can change at any time.
Further detailed instructions for roll back from iOS to iOS 9.2 9.2.1 on iPhone, iPad and iPod touch.
Requirements:
- iPhone, iPad, or iPod touch with iOS 9.2.1.
- IPSW-iOS 9.2
- iTunes for Mac or Windows.
How to roll back from iOS to iOS 9.2 9.2.1:
Step 1: First you need to download the firmware file iOS 9.2 for your device, please click on the link. If necessary, download the latest version of iTunes here.
Step 2: Create a backup of information on your mobile device. It’s enough to access on the device section iCloud –> Backup –> Create backup or to connect the device to computer and run iTunes.
Step 3: turn Off or password protection Touch ID.
Step 4: turn Off Find my iPhone: Settings –> iCloud.
Step 5: connect your device running iOS 9.2.1 to your PC, launch iTunes and in the top app bar select the icon of your device.
Step 6: Hold down the keyboard Shift (or Alt on OS X), click the “Restore”button.
Step 7: In the iTunes window, select ISPW file of iOS 9.2, which you downloaded in step 1.
Step 8: Wait for the installation procedure of the operating system on your iPhone or iPad.
Step 9: That’s all. You can now use the iOS device 9.2.
