Download iOS 17.3.1 (21D61) for iPhone 11

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 iPhone12,1
iOS Version 17.3.1
Release Date 2024-02-08
Update Date 2024-02-05
Sha1sum
6bdc13146782ec9c483a12abd1c9230fa658b88b
Sha256sum
17ae5fc4d50912fd10970410819ee535504c7744d29426206c5073c192e47a5b
md5sum
bd49d082fdfb94e20d497f01815fcb85
Size 6.81 GB
FileName
iPhone12,1_17.3.1_21D61_Restore.ipsw
Status

Download IPSW (6.81GB) 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