IPSW Downloads

iOS 26.3.1 - 23D8133 for iPhone 15 Pro Max

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

Release Date04 March 2026
Upload Date01 March 2026
File NameiPhone16,2_26.3.1_23D8133_Restore.ipsw
File Size10.09 GB
SHA256sumf966145fc190a6d7361a45300470728e8d0e67d13437d96ced8773126477ec27
MD5sum3e7a1ba05febc6495c7bcce3f666ed7d
SHA1sumf236c66943d3275f6c9247197eb3ec650b92ce43
IdentifieriPhone16,2

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 15 Pro Max to your PC.
  3. Open iTunes and navigate to your iPhone 15 Pro Max.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone16,2_26.3.1_23D8133_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 15 Pro Max to reboot.

macOS

  1. Connect your iPhone 15 Pro Max to your Mac.
  2. Navigate to your iPhone 15 Pro Max in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone16,2_26.3.1_23D8133_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 15 Pro Max to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 15 Pro Max 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 iPhone16,2_26.3.1_23D8133_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 15 Pro Max to reboot.