Download iOS 16.6 (20G75) for iPhone 12 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 iPhone13,4
iOS Version 16.6
Release Date 2023-07-24
Update Date 2023-07-15
Sha1sum
8012ed45ba6bf85246dc964de6a2da9ff86f8c76
Sha256sum
4672437c7c9d4c71ea525cb493e45154a491957e6626a6570fe03655209ca4ae
md5sum
7c04a683c114732c38474f4af4c96199
Size 6.33 GB
FileName
iPhone13,4_16.6_20G75_Restore.ipsw
Status

Download IPSW (6.33GB) 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