Download iOS 26.3.1 (23D8133) for iPhone 14 Pro Max

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 iPhone15,3
iOS Version 26.3.1
Release Date 2026-03-04
Update Date 2026-03-01
Sha1sum
9b5bd8d7d5cd07fd96d7b61043568757bdf4959a
Sha256sum
36e41e9eeb21796d821160b73e138b221d8ff0462d07438122950ff63418710c
md5sum
1d488d4ff30114c6f368e9b9cb0277fe
Size 9.50 GB
FileName
iPhone15,3_26.3.1_23D8133_Restore.ipsw
Status

Download IPSW (9.50GB) 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