Download iOS 17.3.1 (21D61) for iPhone 11 Pro Max

You will have to note that you can only restore signed IPSW firmware files using iTunes or 3utools.

❌ This IPSW firmware is not being Signed by Apple

Firmware Identifier iPhone12,5
iOS Version 17.3.1
Release Date 2024-02-08
Update Date 2024-06-03
Sha1sum
1f497e5da04e433c9c398ca65db7a1d82743b210
Sha256sum
2f6cbf0f58a4f226d396b3779ec4a0c75e679d0f05c693ef90dc6b9b49f0a3d3
md5sum
20b53fe260e73bec98dd21eaa8034923
Size 6.95 GB
FileName
iPhone12,3,iPhone12,5_17.3.1_21D61_Restore.ipsw
Status

Download IPSW (6.95GB) Check device info
Release Notes

It should be noted that these are the official release notes for the from Apple

Phone

Messages

FaceTime

StandBy

Widgets

AirDrop

Keyboard

Safari and Passwords

Music

AirPlay

AirPods

Maps

Siri

Visual Look Up

Health

Privacy

Accessibility

This release also includes other features and improvements:

Some features may not be available for all regions or on all Apple devices. For more information, please visit this website:

https://www.apple.com/ios/ios-17

Some features may not be available for all regions or on all iPhone models. For information on the security content of Apple software updates, please visit this website:

https://support.apple.com/kb/HT201222