1 Choose a product
2 Choose a platform
3 Choose a version
4 Download
iPhone 16 Plus

iOS 18.6.1 (22G90) for iPhone 16 Plus

✗ 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 (9.78 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 16 Plus in to your PC.
  3. Open iTunes, and navigate to your iPhone 16 Plus.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone17,4_18.6.1_22G90_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 16 Plus to reboot.

macOS

  1. Plug your iPhone 16 Plus in to your Mac.
  2. Navigate to your iPhone 16 Plus in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone17,4_18.6.1_22G90_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 16 Plus to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 16 Plus 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 iPhone17,4_18.6.1_22G90_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 16 Plus to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPhone17,4_18.6.1_22G90_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: a3d54afe1318bfc543bfb61e420764c84b3f29ba. 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 iPhone17,4_18.6.1_22G90_Restore.ipsw
  3. The output of the command should match the following checksum: a3d54afe1318bfc543bfb61e420764c84b3f29ba. 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 iPhone17,4_18.6.1_22G90_Restore.ipsw
  3. The output of the command should match the following checksum: a3d54afe1318bfc543bfb61e420764c84b3f29ba. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum 0bfb0c722f614ba14858521fabd658caaa5dc2080e4a7effbd4939ac77cb6ee1
MD5sum 9a0f9fae88ecf91e76219ca4ae0ba06c
SHA1sum a3d54afe1318bfc543bfb61e420764c84b3f29ba
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

This update provides a new Blood Oxygen experience for users in the United States with Apple Watch Series 9 and Series 10, and Apple Watch Ultra 2. Measurements are calculated on iPhone and viewed in the Health app.

For information on the security content of Apple software updates, please visit:

https://support.apple.com/100100

Bluesky Mastodon r/jailbreak Twitter