IPSW Downloads

iOS 26.1 - 23B85 for iPhone 15

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

Release Date03 November 2025
Upload Date01 November 2025
File NameiPhone15,4_26.1_23B85_Restore.ipsw
File Size9.41 GB
SHA256sum229af0992084570b5c173d8dd44dc775c5a3f4de7b0db2e62e8d9d7680038d9a
MD5sum99eb05116d44e1c0b725da33b6e26320
SHA1sum15d45d4d175b4b7372bd4a7bb31d3ef559bb8ae9
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_26.1_23B85_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_26.1_23B85_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_26.1_23B85_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 15 to reboot.