IPSW Downloads

iOS 16.6.1 - 20G81 for iPhone 8 Plus

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

Release Date07 September 2023
Upload Date02 September 2023
File NameiPhone_5.5_P3_16.6.1_20G81_Restore.ipsw
File Size5.73 GB
SHA256sum21074a007759d27b795a035ee91eb669b9d4f3e5de2159505ce70bb0bc4f9bce
MD5sum814c598e1aa7ee8f52b7b278d9232933
SHA1sumf4cede4bee39c443acdf597fb5ea13744c7c03a5
IdentifieriPhone10,5

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 8 Plus to your PC.
  3. Open iTunes and navigate to your iPhone 8 Plus.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone_5.5_P3_16.6.1_20G81_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 8 Plus to reboot.

macOS

  1. Connect your iPhone 8 Plus to your Mac.
  2. Navigate to your iPhone 8 Plus in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone_5.5_P3_16.6.1_20G81_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 8 Plus to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 8 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 iPhone_5.5_P3_16.6.1_20G81_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 8 Plus to reboot.