Download iOS 16.6 (20G75) for iPhone 13 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 iPhone14,3
iOS Version 16.6
Release Date 2023-07-24
Update Date 2023-07-15
Sha1sum
1ae8d9ae69c031ea8f4f5dce9f0f933551592083
Sha256sum
925fbe9641ca319287ac52273264922ab5d131559983afe4e2043ee417ce1a33
md5sum
1842cd7189b85cc4fbc540259e39aea1
Size 6.38 GB
FileName
iPhone14,3_16.6_20G75_Restore.ipsw
Status

Download IPSW (6.38GB) 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 and security updates and is recommended for all users.

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

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