Download iOS 16.0.3 (20A392) for iPhone 12

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 iPhone13,2
iOS Version 16.0.3
Release Date 2022-10-11
Update Date 2024-06-03
Sha1sum
0aea6920aa00ade8d514e68d3e52899b72746071
Sha256sum
cde80dddaa02ac7e98cf6dc17043c87c8d1111525ad3fd55daa4c2b394dcc97e
md5sum
82cc2e9fe7c03997afb25ee606a3a4a7
Size 6.01 GB
FileName
iPhone13,2,iPhone13,3_16.0.3_20A392_Restore.ipsw
Status

Download IPSW (6.01GB) 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