IPSW Downloads

iOS 17.0.3 - 21A360 for iPhone 11

This firmware is not signed. This means you cannot restore to it in iTunes.

Release Date04 October 2023
Upload Date02 October 2023
File NameiPhone12,1_17.0.3_21A360_Restore.ipsw
File Size6.79 GB
SHA256sumac7eec3ac8dfb344cc93467e492ec42f0cbbbc69b457340328da407eb07ddac7
MD5sum5cceee427ba5e8fe1695d58f14a78a39
SHA1suma115bb4768a2965c1981afdbd14da611ffb45b7f
IdentifieriPhone12,1

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 11 to your PC.
  3. Open iTunes and navigate to your iPhone 11.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone12,1_17.0.3_21A360_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 11 to reboot.

macOS

  1. Connect your iPhone 11 to your Mac.
  2. Navigate to your iPhone 11 in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone12,1_17.0.3_21A360_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 11 to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 11 to your PC.
  3. Open a terminal and navigate to the IPSW file you downloaded, e.g., cd ~/Downloads.
  4. To perform a full erase restore, type idevicerestore -e iPhone12,1_17.0.3_21A360_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 11 to reboot.