Download iOS 26.4 (23E246) for iPhone 12 Pro Max

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 iPhone13,4
iOS Version 26.4
Release Date 2026-03-24
Update Date 2026-03-21
Sha1sum
e14b41444783b120b090c64e57d614331e4ecf76
Sha256sum
cb2aab892af9fff80b4f566ed2cf0789ffbb162d7e6baaea230d4afe9b31c379
md5sum
3060e11faa2e123e84ca1a0fcad411cd
Size 9.60 GB
FileName
iPhone13,4_26.4_23E246_Restore.ipsw
Status

Download IPSW (9.60GB) Check device info
Release Notes

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

Apple Music

Accessibility

This update also includes the following enhancements:

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