IPSW Downloads

iOS 26.1 - 23B85 for iPhone17,4

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

Release Date03 November 2025
Upload Date01 November 2025
File NameiPhone17,4_26.1_23B85_Restore.ipsw
File Size10.01 GB
SHA256sum87a615267c2130a04111ce41616c94f2b1e8cc8fc83e6fac1c7accd43897e69d
MD5sum40bdb39335f2e244b6106a84da0b7d18
SHA1sum256924d1b3dc63fb755cf6859e3fd99d06e6fd6e
IdentifieriPhone17,4

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone17,4 to your PC.
  3. Open iTunes and navigate to your iPhone17,4.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone17,4_26.1_23B85_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone17,4 to reboot.

macOS

  1. Connect your iPhone17,4 to your Mac.
  2. Navigate to your iPhone17,4 in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone17,4_26.1_23B85_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone17,4 to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone17,4 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 iPhone17,4_26.1_23B85_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone17,4 to reboot.