IPSW Downloads

iOS 26.3.1 - 23D8133 for iPhone17,1

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

Release Date04 March 2026
Upload Date01 March 2026
File NameiPhone17,1_26.3.1_23D8133_Restore.ipsw
File Size10.19 GB
SHA256sumf8ca32c07da2e140b8c3bfa8d6c3ca4cd718299d7a5d93e81966e05d3da8ed59
MD5sum0cbddd7817a341dad53dc7feb7b9f51f
SHA1sumeee7bd94f061f4a1ea4802b3534449e835c1f576
IdentifieriPhone17,1

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone17,1 to your PC.
  3. Open iTunes and navigate to your iPhone17,1.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone17,1_26.3.1_23D8133_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone17,1 to reboot.

macOS

  1. Connect your iPhone17,1 to your Mac.
  2. Navigate to your iPhone17,1 in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone17,1_26.3.1_23D8133_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone17,1 to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone17,1 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 iPhone17,1_26.3.1_23D8133_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone17,1 to reboot.