Download iOS 15.7.1 (19H117) for iPhone 6s

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 iPhone8,1
iOS Version 15.7.1
Release Date 2022-10-27
Update Date 2022-10-24
Sha1sum
71db74c4bf77f0a9de0be6f2d11698fd6741d866
Sha256sum
6534dcad1dae0e5a4598744e3a43e2666c047bddac2affbef7959251a982a31d
md5sum
e0d1fac0da44cc0fabed9a25c9b2bf4c
Size 4.91 GB
FileName
iPhone_4.7_15.7.1_19H117_Restore.ipsw
Status

Download IPSW (4.91GB) 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