IPSW Downloads

iOS 26.4.2 - 23E261 for iPhone18,1

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

Release Date22 April 2026
Upload Date19 April 2026
File NameiPhone18,1_26.4.2_23E261_Restore.ipsw
File Size10.54 GB
SHA256sumfd003301bd81cfb7dbd1324b5814a9acb4d6d68ea7aec6c2153ecd5e1ef587fe
MD5sum0a65c386ea523c7a5425b1832db86203
SHA1sum7dba890d87a77a28f1170e45eb815a57213dca91
IdentifieriPhone18,1

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone18,1 to your PC.
  3. Open iTunes and navigate to your iPhone18,1.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone18,1_26.4.2_23E261_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone18,1 to reboot.

macOS

  1. Connect your iPhone18,1 to your Mac.
  2. Navigate to your iPhone18,1 in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone18,1_26.4.2_23E261_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone18,1 to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone18,1 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 iPhone18,1_26.4.2_23E261_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone18,1 to reboot.