Download iOS 18.4 (22E240) for iPhone 16 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 iPhone17,2
iOS Version 18.4
Release Date 2025-03-31
Update Date 2025-03-26
Sha1sum
21f2e4126842ab1ead6e9e7c46a8adfc4f343637
Sha256sum
d98ed5b17b1b6f126cd3bd7afa890260d060ec25c35ba1ee58e9da1f758a2474
md5sum
3581a109c486c8bc6d7bcef89d36860c
Size 9.17 GB
FileName
iPhone17,2_18.4_22E240_Restore.ipsw
Status

Download IPSW (9.17GB) 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