iOS 18.3.1 (22D72) for iPhone 16 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
FilenameiPhone17,2_18.3.1_22D72_Restore.ipsw
Filesize8.9 GiB
SHA256sum466cc345b3c19032eadd1151b36cb3b013b62616811b3304243ecc98034aff3e
MD5sum9283a7b3c0288966e04d7723dff01227
SHA1sum89659ce0728419c221390d3a0541599c22dde2e9
IdentifieriPhone17,2

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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