Download iOS 17.2.1 (21C66) for iPhone 13

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 iPhone14,5
iOS Version 17.2.1
Release Date 2023-12-19
Update Date 2023-12-16
Sha1sum
83a8e0c331e3342ba66eb17aad8a10a132b01aaf
Sha256sum
bb01ffdb242d93f7f6b562eb1bbe99361eef6e04e63de39d38bd3a41d51518a4
md5sum
406de9f2927181e0f11a770d7b19d084
Size 7.18 GB
FileName
iPhone14,5_17.2.1_21C66_Restore.ipsw
Status

Download IPSW (7.18GB) 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