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iPhone 8 Plus (GSM)

iOS 16.4.1 (20E252) for iPhone 8 Plus (GSM)

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

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Download (6.13 GB)

✗ This firmware is not signed. This means you cannot restore to it in iTunes. The instructions below are included for reference only.

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Plug your iPhone 8 Plus (GSM) in to your PC.
  3. Open iTunes, and navigate to your iPhone 8 Plus (GSM).
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone_5.5_P3_16.4.1_20E252_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 8 Plus (GSM) to reboot.

macOS

  1. Plug your iPhone 8 Plus (GSM) in to your Mac.
  2. Navigate to your iPhone 8 Plus (GSM) in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone_5.5_P3_16.4.1_20E252_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 8 Plus (GSM) to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 8 Plus (GSM) in to your PC.
  3. Open a terminal, and navigate to the IPSW file that you downloaded, e.g. cd ~/Downloads
  4. To perform a full erase restore, type idevicerestore -e iPhone_5.5_P3_16.4.1_20E252_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 8 Plus (GSM) to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPhone_5.5_P3_16.4.1_20E252_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 9e2b039720026a4bee05cab9470d7ae25be22815. If it doesn't, you may need to redownload the file.

macOS

  1. Open a terminal, and navigate to the IPSW file that you downloaded, e.g. cd ~/Downloads
  2. Type openssl sha1 iPhone_5.5_P3_16.4.1_20E252_Restore.ipsw
  3. The output of the command should match the following checksum: 9e2b039720026a4bee05cab9470d7ae25be22815. If it doesn't, you may need to redownload the file.

Linux

  1. Open a terminal, and navigate to the IPSW file that you downloaded, e.g. cd ~/Downloads
  2. Type openssl sha1 iPhone_5.5_P3_16.4.1_20E252_Restore.ipsw
  3. The output of the command should match the following checksum: 9e2b039720026a4bee05cab9470d7ae25be22815. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum a1916b7fdc968f2810aa4b2a0c6e758e3a6a38a78889e53b63afa95cd78c5071
MD5sum 97b0e1b530c5fcc413bf105ce769d3f3
SHA1sum 9e2b039720026a4bee05cab9470d7ae25be22815
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

This update provides important bug fixes and security updates for your iPhone including:

  • Pushing hands emoji does not show skin tone variations
  • Siri does not respond in some cases

Some features may not be available for all regions or on all Apple devices. For information on the security content of Apple software updates, please visit this website:

https://support.apple.com/kb/HT201222

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