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iPhone 8 (GSM)

iOS 16.4 (20E247) for iPhone 8 (GSM)

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

Your download should begin shortly. If it does not, you can download it directly here:

Download (6.01 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 (GSM) in to your PC.
  3. Open iTunes, and navigate to your iPhone 8 (GSM).
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone_4.7_P3_16.4_20E247_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 8 (GSM) to reboot.

macOS

  1. Plug your iPhone 8 (GSM) in to your Mac.
  2. Navigate to your iPhone 8 (GSM) in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone_4.7_P3_16.4_20E247_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 8 (GSM) to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 8 (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_4.7_P3_16.4_20E247_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 8 (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_4.7_P3_16.4_20E247_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 6631befad0057d32e9887a9fdf9e5c3ae1e631d4. 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_4.7_P3_16.4_20E247_Restore.ipsw
  3. The output of the command should match the following checksum: 6631befad0057d32e9887a9fdf9e5c3ae1e631d4. 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_4.7_P3_16.4_20E247_Restore.ipsw
  3. The output of the command should match the following checksum: 6631befad0057d32e9887a9fdf9e5c3ae1e631d4. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum 71685ef452bfbe2ad632dfa99fb3b11b6a7c1a18e4051a19269afda2ca3b85b6
MD5sum 615a38a638d2d6dc53ac6f8376661ba0
SHA1sum 6631befad0057d32e9887a9fdf9e5c3ae1e631d4
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

This update includes the following enhancements and bug fixes:

  • 21 new emoji including animals, hand gestures, and objects are now available in emoji keyboard

  • Notifications for web apps added to the Home Screen

  • Voice Isolation for cellular calls prioritizes your voice and blocks out ambient noise around you

  • Duplicates album in Photos expands support to detect duplicate photos and videos in an iCloud Shared Photo Library

  • VoiceOver support for maps in the Weather app

  • Accessibility setting to automatically dim video when flashes of light or strobe effects are detected

  • Fixes an issue where Ask to Buy requests from children may fail to appear on the parent's device

  • Addresses issues where Matter-compatible thermostats could become unresponsive when paired to Apple Home

  • Crash Detection optimizations on iPhone 14 and iPhone 14 Pro models

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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