Download iOS 18.4 (22E240) 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 Signed

Firmware Identifier iPhone15,3
iOS Version 18.4
Release Date 2025-03-31
Update Date 2025-03-26
Sha1sum
ae07b191ff55fd54fd899b1f40cf6444cae62875
Sha256sum
cc267b560a4fe2f0b333b86a64555cd41ae31bd17d1796d0912945946e2482c9
md5sum
f6ea272d7830b3c827436e6e178bc9e5
Size 8.67 GB
FileName
iPhone15,3_18.4_22E240_Restore.ipsw
Status

Download IPSW (8.67GB) 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