IPSW Downloads

iOS 17.3.1 - 21D61 for iPhone 12

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

Release Date08 February 2024
Upload Date05 February 2024
File NameiPhone13,2,iPhone13,3_17.3.1_21D61_Restore.ipsw
File Size7.29 GB
SHA256sumbe6d3de69a1dc43c83b8de6d98e46a0bd62ced799d5582f42a446991de2cbbb5
MD5sum060e9e406fda702fa0bbfbcba1be1875
SHA1sum36a7b979958c858c8b77947e94d38caa364aa0e4
IdentifieriPhone13,2

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 12 to your PC.
  3. Open iTunes and navigate to your iPhone 12.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone13,2,iPhone13,3_17.3.1_21D61_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 12 to reboot.

macOS

  1. Connect your iPhone 12 to your Mac.
  2. Navigate to your iPhone 12 in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone13,2,iPhone13,3_17.3.1_21D61_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 12 to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 12 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 iPhone13,2,iPhone13,3_17.3.1_21D61_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 12 to reboot.