iOS 26.3 (23D127) for iPhone 17 Pro Max

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

Release DateFebruary 11, 2026
Upload DateFebruary 7, 2026
FilenameiPhone18,2_26.3_23D127_Restore.ipsw
Filesize10 GiB
SHA256sum5b60cba73eded50b5d2254104fbca1b3bbef2cb0c2e7aebe14a18d33b9a78cde
MD5sum866e7ec0838257f9effb1ccd2336d447
SHA1sumc7604a6c7e60bb448d98fce94eb4e355df16d831
IdentifieriPhone18,2

iOS 26.3 Release Notes

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

https://support.apple.com/100100

Some features may not be available for all regions. For more information, please visit:

https://www.apple.com/os/ios

Software updates, like this one, add new features and improvements that may affect performance and/or battery life. To learn more, please visit:

https://support.apple.com/125039

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