Download iOS 18.4 (22E240) for iPhone 15 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 iPhone16,2
iOS Version 18.4
Release Date 2025-03-31
Update Date 2025-03-26
Sha1sum
588041da2d961b40ed89e860ea13d94aae0a045c
Sha256sum
6e9367c777863f2b468e8fbbf08b81b48b474e263a255e413ffd4ed43c58a26d
md5sum
ad2df404a9bfe7452a8f6c3b4545f537
Size 9.05 GB
FileName
iPhone16,2_18.4_22E240_Restore.ipsw
Status

Download IPSW (9.05GB) Check device info
Release Notes

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

Apple Intelligence (All iPhone 16 models, iPhone 15 Pro, iPhone 15 Pro Max)

Apple Vision Pro App

Apple News+

Photos

This update also includes the following enhancements and bug fixes:

Some features may not be available for all regions or on all Apple devices. For information on the security content of Apple software updates, please visit:

https://support.apple.com/100100

IPSW File Download FAQ