Download iOS 16.0.3 (20A392) 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 not being Signed by Apple

Firmware Identifier iPhone15,3
iOS Version 16.0.3
Release Date 2022-10-11
Update Date 2022-10-05
Sha1sum
900ed1e4a2f370114157e0166824952efda9ef1f
Sha256sum
e519ef8d7f16ebd08bfafe6c2f70c3a46e30cc5b9ca1ba90879da123dc0d9ad6
md5sum
6606942af28ab2052b9db73fbf59a8fa
Size 6.16 GB
FileName
iPhone15,3_16.0.3_20A392_Restore.ipsw
Status

Download IPSW (6.16GB) Check device info
Release Notes

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

This update provides bug fixes and important security updates for your iPhone including the following:

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

https://support.apple.com/kb/HT201222