iOS 18.3.1 (22D72) for iPhone 13 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 10, 2025
Upload DateFebruary 8, 2025
FilenameiPhone14,3_18.3.1_22D72_Restore.ipsw
Filesize8.3 GiB
SHA256sumfddc6ff894a8e568264523078456ca5b991cf9a7940f8e612512ad25c39ae943
MD5sum3d44adac4a4d587475e495f56968bcba
SHA1sum735b9adccba9d304322d2bf65e360212bfce17e3
IdentifieriPhone14,3

iOS 18.3.1 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 and is recommended for all users.

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

https://support.apple.com/100100

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