Download iOS 12.4.8 (16G201) 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 12.4.8
Release Date 2020-07-15
Update Date 2020-07-09
Sha1sum
fa80a320a22ca0e708ba5301334b3688741f4dcd
Sha256sum
cda11559c775c0508a6b07516384bb4ad2cc7542c51b71b23a0eb33e295730d2
md5sum
7b82192737d498f405374e9cad40f58b
Size 2.96 GB
FileName
iPhone_5.5_12.4.8_16G201_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

iOS 12.4.8 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