Download iOS 12.4.7 (16G192) 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 iPhone7,2
iOS Version 12.4.7
Release Date 2020-05-20
Update Date 2020-05-14
Sha1sum
f0ab83b88f22ff3ccf16cf61ac858c54f57d74bf
Sha256sum
820157308187b2590f65e68a59ca91ca70427099c28180b3579207b7daaddbf7
md5sum
553904b6075a4b5bead34bf03be419a9
Size 2.82 GB
FileName
iPhone_4.7_12.4.7_16G192_Restore.ipsw
Status

Download IPSW (2.82GB) Check device info
Release Notes

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

iOS 12.4.7 provides important security updates and is recommended for all users.

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