IPSW Downloads

iOS 26.0.1 - 23A355 for iPhone18,4

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

Release Date29 September 2025
Upload Date26 September 2025
File NameiPhone18,4_26.0.1_23A355_Restore.ipsw
File Size9.93 GB
SHA256sum5732de090caba02ba8c87466b6a56ff8ff33893bf04d5ae15c8ae7e73e643998
MD5sum3c733f0a4c7b54d0ce4ab3f41f483bfd
SHA1sumbf97670aab75710de9463534604ba5534fbb4d67
IdentifieriPhone18,4

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone18,4 to your PC.
  3. Open iTunes and navigate to your iPhone18,4.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone18,4_26.0.1_23A355_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone18,4 to reboot.

macOS

  1. Connect your iPhone18,4 to your Mac.
  2. Navigate to your iPhone18,4 in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone18,4_26.0.1_23A355_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone18,4 to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone18,4 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 iPhone18,4_26.0.1_23A355_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone18,4 to reboot.