Download iOS 16.5 (20F66) 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 16.5
Release Date 2023-05-18
Update Date 2023-05-13
Sha1sum
3485e43afbd7170fd61d6513ea4393dd380ee9f3
Sha256sum
e5614971522e11971f659865d823ce8afb798868fc2a83b31075577ae121638e
md5sum
cc43cd0db1fc3ce81809deb40e304e27
Size 6.33 GB
FileName
iPhone13,4_16.5_20F66_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 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 this website:

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