IPSW Downloads

iOS 14.8 - 18H17 for iPhone 8 Plus

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

Release Date13 September 2021
Upload Date10 September 2021
File NameiPhone_5.5_P3_14.8_18H17_Restore.ipsw
File Size4.95 GB
SHA256sumd303a26829c2f27db92e72bc9b44cf677a2cc6250aee9d9a22b1d0e95b3a729a
MD5sum7bada1d56c2348d9596ed40d5c436550
SHA1sum9e47b4b595c7e5993445d32926bc8d44b34e93f8
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_14.8_18H17_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_14.8_18H17_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_14.8_18H17_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 8 Plus to reboot.