iOS 18.3.1 (22D72) for iPhone 15 Pro

✗ 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
FilenameiPhone16,1_18.3.1_22D72_Restore.ipsw
Filesize8.6 GiB
SHA256suma04f2255915d9ce023ac0ddc866f8db9a7cea1117be79e621a4b3a93ac0fd4be
MD5suma3f58c007263f4aeeeaead912930e63f
SHA1sum4f98eaa3a449d70662d25b81618017a99fecc95c
IdentifieriPhone16,1

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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