IPSW Downloads

iOS 12.1.1 - 16C50 for iPhone 8 Plus

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

Release Date05 December 2018
Upload Date05 December 2018
File NameiPhone_5.5_P3_12.1.1_16C50_Restore.ipsw
File Size3.26 GB
SHA256sum7992d5b9453bd17cae28c14605821db4b08e852bd38e46619febf613a0ad9bec
MD5sumbb425d877034c27d14d10e99bccba936
SHA1sum5654fa066b557ad0d9f81c3c68239fa1c4770fb1
IdentifieriPhone10,2

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_12.1.1_16C50_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_12.1.1_16C50_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_12.1.1_16C50_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 8 Plus to reboot.