Owners of the iPhone and iPad are faced with an unusually wide variety of problems after upgrading to iOS 8.2. A number of users have reported rapid discharge of the battery and the idle browser Safari, problems with iMessage and the level of cellular signal. Right now everyone has the opportunity to go back to iOS 8.1.3. Even two weeks later, Apple still issues digital certificates for this OS.
Released March 9 update iOS 8.2 left users dissatisfied. They complain about the operation of the devices on Twitter, on the official forums Apple and other web resources. Most complaints focused on battery life, which is significantly reduced. Users also report problems with connecting to Wi-Fi, a decrease in the level of the base stations of cellular communication problems with the iMessage, email application, App Store and unstable Bluetooth.
The owners of the iPhone and iPad with iOS 8.2 it is possible to perform the procedure downgrade - roll back to a previous version of the OS. It is only on iOS 8.1.3 - for her Apple provides digital signatures. It is worth remembering that the situation could change at any time. Therefore, anyone who is considering making a rollback, should hurry - the window will close soon.
Requirements:
- iPhone or iPad on iOS 8.2.
- Firmware iOS 8.1.3.
- iTunes 12 for Mac or Windows.
How to downgrade iOS 8.2 to iOS 8.1.3:
Step 1: Save a backup copy. This can be done on the device, go to Settings in iCloud -> Backup -> Backup, or connect your iPhone or iPad to your computer and saving a backup using iTunes.
Step 2: Make sure that you have installed the latest version of the multimedia combine iTunes 12 is available IPSW-file iOS 8.1.3. Assembly can download at this link .
Step 3: Connect your iPhone or iPad with iOS 8.2 installed OSes PC.
Step 4: Start iTunes and the top panel of the program, select the icon of your device.
Step 5: Hold the keyboard Shift (or Alt on OS X), click the "Restore" button.
Step 6: In the program, specify the firmware iOS 8.1.3 for your iPhone or iPad, which you downloaded in step 2.
Step 7: Wait until the procedure is completed, the process of restoring the OS takes 5 to 10 minutes. Now you can use the device with iOS 8.1.3.
It is worth noting that in iOS 8.1.3, as in iOS 8.2 blocked vulnerabilities used to jailbreak the iPhone and iPad. It is necessary to take this into consideration before downloading the firmware.