Download iOS 17.3.1 (21D61) for iPhone 12 Pro

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 iPhone13,3
iOS Version 17.3.1
Release Date 2024-02-08
Update Date 2024-06-03
Sha1sum
36a7b979958c858c8b77947e94d38caa364aa0e4
Sha256sum
be6d3de69a1dc43c83b8de6d98e46a0bd62ced799d5582f42a446991de2cbbb5
md5sum
060e9e406fda702fa0bbfbcba1be1875
Size 7.29 GB
FileName
iPhone13,2,iPhone13,3_17.3.1_21D61_Restore.ipsw
Status

Download IPSW (7.29GB) 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