IPSW Downloads

iOS 17.4.1 - 21E237 for iPhone 11

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

Release Date27 March 2024
Upload Date24 March 2024
File NameiPhone12,1_17.4.1_21E237_Restore.ipsw
File Size6.87 GB
SHA256sumb0f60da0d1e83ac418c7df4885aa77f8a6b05040636ae55c5a62992dddd1a0c6
MD5sum434cca9747389067c5c302c0808f3b72
SHA1sum6e586effb89e65d20934269a013de2e8a8bcc6cf
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_17.4.1_21E237_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_17.4.1_21E237_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_17.4.1_21E237_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 11 to reboot.