iOS 26.0.1 (23A355) for iPhone Air

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iPhone Air

✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.

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

Download (9.9 GiB)

This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore. The instructions below are included for reference only.

Windows

  1. Install the latest version of Apple Devices from the Microsoft Store.
  2. Plug your iPhone Air in to your PC.
  3. Open Apple Devices, and navigate to your iPhone Air.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone18,4_26.0.1_23A355_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone Air to reboot.

macOS

  1. Plug your iPhone Air in to your Mac.
  2. Navigate to your iPhone Air in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone18,4_26.0.1_23A355_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone Air to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone Air 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 iPhone18,4_26.0.1_23A355_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone Air to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPhone18,4_26.0.1_23A355_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: bf97670aab75710de9463534604ba5534fbb4d67. 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 iPhone18,4_26.0.1_23A355_Restore.ipsw
  3. The output of the command should match the following checksum: bf97670aab75710de9463534604ba5534fbb4d67. 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 iPhone18,4_26.0.1_23A355_Restore.ipsw
  3. The output of the command should match the following checksum: bf97670aab75710de9463534604ba5534fbb4d67. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum5732de090caba02ba8c87466b6a56ff8ff33893bf04d5ae15c8ae7e73e643998
MD5sum5732de090caba02ba8c87466b6a56ff8ff33893bf04d5ae15c8ae7e73e643998
SHA1sumbf97670aab75710de9463534604ba5534fbb4d67
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 fixes for the following issues:

  • Wi-Fi and Bluetooth may occasionally disconnect on iPhone 17, iPhone Air, and iPhone 17 Pro models

  • A small number of iPhone users may be unable to connect to a cellular network after updating to iOS 26

  • Photos taken under certain lighting conditions with iPhone 17, iPhone Air, and iPhone 17 Pro models may include unexpected artifacts

  • App icons may appear blank after adding a custom tint

  • VoiceOver may become disabled for some users after updating to iOS 26

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

https://support.apple.com/100100

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