IPSW Downloads

iOS 17.2.1 - 21C66 for iPhone 14 Plus

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

Release Date19 December 2023
Upload Date16 December 2023
File NameiPhone14,8_17.2.1_21C66_Restore.ipsw
File Size7.23 GB
SHA256sum892c5967cedf0765573a13c8fd8e6febffce270d898ac2712e7f4d0595de7398
MD5sum7d3622e70086e644cf8b5727077efaf8
SHA1sum8057c1d71f193c936dad8d3f53b41719646c1f52
IdentifieriPhone14,8

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 14 Plus to your PC.
  3. Open iTunes and navigate to your iPhone 14 Plus.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone14,8_17.2.1_21C66_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 14 Plus to reboot.

macOS

  1. Connect your iPhone 14 Plus to your Mac.
  2. Navigate to your iPhone 14 Plus in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone14,8_17.2.1_21C66_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 14 Plus to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 14 Plus 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 iPhone14,8_17.2.1_21C66_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 14 Plus to reboot.