Download iOS 17.1 (21B74) 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 17.1
Release Date 2023-10-25
Update Date 2023-10-15
Sha1sum
821c64dbd0fbed6ba84eb0080a021502d5c11f1b
Sha256sum
eec95c0181cc02c8939e33f8366608bcf77eae87f4fcc10d3dafbba5da2c03ba
md5sum
53f12143842e6f63f7ada57d5637c1f6
Size 6.81 GB
FileName
iPhone12,1_17.1_21B74_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