IPSW Downloads

iOS 16.6.1 - 20G81 for iPhone 12 Pro Max

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

Release Date07 September 2023
Upload Date02 September 2023
File NameiPhone13,4_16.6.1_20G81_Restore.ipsw
File Size6.33 GB
SHA256sume675ef6ffd7bd426e735902a8f90ad5c7e85dddba588d44118dfbf8f3cdcbb1f
MD5sum3ce7ad421295570b55dc5dca4bd00379
SHA1sumbad9b0a69464feb0e77b75412bbaaefc814bf57f
IdentifieriPhone13,4

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 12 Pro Max to your PC.
  3. Open iTunes and navigate to your iPhone 12 Pro Max.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone13,4_16.6.1_20G81_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 12 Pro Max to reboot.

macOS

  1. Connect your iPhone 12 Pro Max to your Mac.
  2. Navigate to your iPhone 12 Pro Max in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone13,4_16.6.1_20G81_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 12 Pro Max to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 12 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 iPhone13,4_16.6.1_20G81_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 12 Pro Max to reboot.