Download iOS 18.4.1 (22E252) for iPhone 11 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 iPhone12,5
iOS Version 18.4.1
Release Date 2025-04-16
Update Date 2025-04-10
Sha1sum
38fb408ea0e94827d46007dc486172bd79b56064
Sha256sum
87d420c04d735272a435f071d0bedfce3d3f7e1291836982562f83087c6a3496
md5sum
d2a2c02dfa31bc94a085a63d122abbde
Size 8.08 GB
FileName
iPhone12,3,iPhone12,5_18.4.1_22E252_Restore.ipsw
Status

Download IPSW (8.08GB) Check device info
Release Notes

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

This update provides important bug fixes, security updates, and addresses a rare issue that prevents wireless CarPlay connection in certain vehicles.

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

https://support.apple.com/100100