IPSW Downloads

iOS 17.3 - 21D50 for iPhone 14 Pro Max

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

Release Date22 January 2024
Upload Date13 January 2024
File NameiPhone15,3_17.3_21D50_Restore.ipsw
File Size7.36 GB
SHA256sumd23d93e15bfb0637e34d4c4d84f735778e8529725c0bae18248acff68ecd147b
MD5sum13f4a1484b27208510193e7c388d9996
SHA1sum0b654582d05ce15f081beeab5fe7b33b22896788
IdentifieriPhone15,3

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 14 Pro Max to your PC.
  3. Open iTunes and navigate to your iPhone 14 Pro Max.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone15,3_17.3_21D50_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 14 Pro Max to reboot.

macOS

  1. Connect your iPhone 14 Pro Max to your Mac.
  2. Navigate to your iPhone 14 Pro Max in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone15,3_17.3_21D50_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 14 Pro Max to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 14 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 iPhone15,3_17.3_21D50_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 14 Pro Max to reboot.