Can I downgrade my iPhone firmware from iOS 7 beta to iOS 6?
Are you a developer who has tested iOS 7 beta and wants to revert back to iOS 6? iOS 7 beta can be downgraded to the latest version of iOS 6 since Apple continues to sign this firmware for all users. Follow these instructions to downgrade:
1. Download the latest iOS 6 firmware for your device. Make sure to save this file in an easy to find location on your computer. You can find Apple firmware files here:
3. Click the iPhone button in the iTunes navigation bar.
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4. When the iPhone summary appears, hold down the Shift key (Windows) or Alt key (Mac OS X) then click the Restore iPhone button in iTunes.
5. iTunes will open a pop-up window. Select the IPSW firmware file you downloaded in step 1 and click the Open button.
6. Wait for iTunes to verify the iOS 6.x file and restore your iPhone. A progress bar will appear on the iPhone. When complete, the device will be downgraded from iOS 7 beta to the latest version of iOS 6.
If you encounter iTunes error 3194 see these instructions to fix the problem.