IPSW Downloads

iOS 17.4.1 - 21E236 for iPhone 15 Plus

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

Release Date21 March 2024
Upload Date17 March 2024
File NameiPhone15,5_17.4.1_21E236_Restore.ipsw
File Size7.48 GB
SHA256sumbbf6e86853cc1dd24277eb3b8c6f26381f3b2a6521fc86eab81ac307c8ab0f95
MD5sum9d47e8e818756c8adef2d605c599515f
SHA1sum42869d99a195dcea5a4c39e766e4daf21cfc261f
IdentifieriPhone15,5

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 15 Plus to your PC.
  3. Open iTunes and navigate to your iPhone 15 Plus.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone15,5_17.4.1_21E236_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 15 Plus to reboot.

macOS

  1. Connect your iPhone 15 Plus to your Mac.
  2. Navigate to your iPhone 15 Plus in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone15,5_17.4.1_21E236_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 15 Plus to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 15 Plus 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 iPhone15,5_17.4.1_21E236_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 15 Plus to reboot.