IPSW Downloads

iOS 26.4.1 - 23E254 for iPhone 15

This firmware is signed. This means that you can restore to it in iTunes.

Release Date08 April 2026
Upload Date06 April 2026
File NameiPhone15,4_26.4.1_23E254_Restore.ipsw
File Size9.64 GB
SHA256sum0f45c7d33b9c339e41abf8212387436a7570ef98bffbbf296b774a1b957a4910
MD5sum46e9a9077ab85df6cef7c984192f5b65
SHA1sum0009dfe8f938fbdede998f41b09d44a7b6597fe1
IdentifieriPhone15,4

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 15 to your PC.
  3. Open iTunes and navigate to your iPhone 15.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone15,4_26.4.1_23E254_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 15 to reboot.

macOS

  1. Connect your iPhone 15 to your Mac.
  2. Navigate to your iPhone 15 in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone15,4_26.4.1_23E254_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 15 to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 15 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 iPhone15,4_26.4.1_23E254_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 15 to reboot.