IPSW Downloads

iOS 12.0 - 16A366 for iPhone 8 Plus

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

Release Date17 September 2018
Upload Date30 August 2018
File NameiPhone_5.5_P3_12.0_16A366_Restore.ipsw
File Size3.25 GB
SHA256sume283654725b6179e9feef9d96f5431225fb32c62eb26d7fe71935c4d2127c682
MD5sum5e1b7bd070050bb35fef2e6c09c540dd
SHA1sume05aa62de26c8005656105f88dd7a12d57e55dfa
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_12.0_16A366_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_12.0_16A366_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_12.0_16A366_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 8 Plus to reboot.