Download iOS 16.3 (20D47) 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 16.3
Release Date 2023-01-23
Update Date 2023-01-14
Sha1sum
5f88d1af25ff758fc9ba586bef274549c1bc4bce
Sha256sum
e839fab5c09cd9ee92ca25838ed298597b57cefd7dea977393e90f36887424a6
md5sum
5a51e78754afe9a691f16807da825e2e
Size 6.13 GB
FileName
iPhone13,2,iPhone13,3_16.3_20D47_Restore.ipsw
Status

Download IPSW (6.13GB) 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