Last week the official release of the new operating system iOS 8. According to the latest data , the owners of Apple-technology is not in a hurry to update their devices, which is associated with numerous references error in the new firmware. We now know that now you can still go back from iOS 8 to iOS 7.1.2, if you something dont like in this update.
To do this, in iTunes, you should have saved the backup device with firmware iOS 7.1.2. If you have not made a copy, then you can install iOS 7.1.2 on your device from scratch, having lost all the data. To do this, you will need to download the iOS 7.1.2 IPSW and use iTunes to restore the system.
It is worth noting that on smartphones, which have already come preloaded with the operating system version iOS 8, and those are the iPhone 6 and iPhone 6 Plus, you will not be able to install iOS 7.1.2.
It is worth noting that in the near future Apple will block the ability to roll back to iOS 8 to iOS 7.1.2, then you have no way to return to the last version of the firmware.