Download iOS 26.3 (23D127) for iPhone 16 Plus

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

✅ This IPSW firmware is Signed

Firmware Identifier iPhone17,4
iOS Version 26.3
Release Date 2026-02-11
Update Date 2026-02-07
Sha1sum
10468c1ca4f359123184a4ff2a5f64822bfb8218
Sha256sum
df884726ae1d56a83d60d29479c2eec028037e17d33626ef692e6c4c66d42cf5
md5sum
d083381f26954e4afe17c2c6cf807b57
Size 10.05 GB
FileName
iPhone17,4_26.3_23D127_Restore.ipsw
Status

Download IPSW (10.05GB) Check device info
Release Notes

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

Design

Apple Intelligence

Camera

Photos

Phone

Messages

CarPlay

Maps

Music

Wallet

Apple Games

Protecting Kids Online

Accessibility

Other

For information on the security content of Apple software updates, please visit:

https://support.apple.com/100100

Some features may not be available in all regions or on all iPhone models. To learn more, please visit:

https://www.apple.com/ios/feature-availability/

Software updates, like this one, add new features and improvements that may affect performance and/or battery life. To learn more, please visit:

https://support.apple.com/125039

IPSW File Download FAQ