Installation Instructions
Windows
- Install the latest version of iTunes from the Microsoft Store.
- Plug your iPhone 11 in to your PC.
- Open iTunes, and navigate to your iPhone 11.
- Hold the Shift key on your keyboard, and press "Restore".
- Select the iPhone12,1_17.7_21H16_Restore.ipsw file that you downloaded.
- Wait for the restore to complete, and the iPhone 11 to reboot.
macOS
- Plug your iPhone 11 in to your Mac.
- Navigate to your iPhone 11 in Finder.
- Hold the Option or Alt key on your keyboard, and press "Restore".
- Select the iPhone12,1_17.7_21H16_Restore.ipsw file that you downloaded.
- Wait for the restore to complete, and the iPhone 11 to reboot.
Linux
- Install idevicerestore from Github.
- Plug your iPhone 11 in to your PC.
- Open a terminal, and navigate to the IPSW file that you downloaded, e.g cd ~/Downloads.
- To perform a full erase restore, type idevicerestore -e iPhone12,1_17.7_21H16_Restore.ipsw and press enter.
- Wait for the restore to complete, and the iPhone 11 to reboot.