IPSW Downloads

iOS 26.3 - 23D127 for iPhone18,4

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

Release Date11 February 2026
Upload Date07 February 2026
File NameiPhone18,4_26.3_23D127_Restore.ipsw
File Size9.99 GB
SHA256sum242008819c16a5cfc51628eed0c686fa6f3d035357502ec45dd35d80f98c73e1
MD5sumfcab73e7a74e6beadb7feb24e43ab1a1
SHA1sumc6a4517fcf1ef94875e550b06f41c1e561decd96
IdentifieriPhone18,4

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone18,4 to your PC.
  3. Open iTunes and navigate to your iPhone18,4.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone18,4_26.3_23D127_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone18,4 to reboot.

macOS

  1. Connect your iPhone18,4 to your Mac.
  2. Navigate to your iPhone18,4 in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone18,4_26.3_23D127_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone18,4 to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone18,4 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 iPhone18,4_26.3_23D127_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone18,4 to reboot.