IPSW Downloads

iOS 17.4.1 - 21E236 for iPhone 11

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

Release Date21 March 2024
Upload Date17 March 2024
File NameiPhone12,1_17.4.1_21E236_Restore.ipsw
File Size6.87 GB
SHA256sum9c9f61f7df613cdf085062515b7d893897bc80b4c7baa7e9255e29355d6e96e8
MD5sum7f4ad3a425c65a3b69c2aa355acae47d
SHA1sum979622f0a543e83c5ce5714738bbe791619177a1
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_21E236_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_21E236_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_21E236_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 11 to reboot.