Download iOS 12.5.6 (16H71) for iPhone 6+

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 iPhone7,1
iOS Version 12.5.6
Release Date 2022-08-31
Update Date 2022-08-23
Sha1sum
da424791aba193d8683d9984676debb0b5b3768d
Sha256sum
1b22ce7e28d9812b4b874e8b747bbb5c8da4fc657515873b2cdeb2f671461814
md5sum
a22da1083d9308acae03dfa421bb6bf3
Size 2.96 GB
FileName
iPhone_5.5_12.5.6_16H71_Restore.ipsw
Status

Download IPSW (2.96GB) Check device info
Release Notes

It should be noted that these are the official release notes for the from Apple

This update provides important 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