Download iOS 15.7.2 (19H218) 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 15.7.2
Release Date 2022-12-13
Update Date 2022-12-02
Sha1sum
c6ad05343f0e5580904d0af9c3ae392fa0068dee
Sha256sum
79395e1f4bce5a4c7283d917d39cee71d8d3338dea1234f480371852e44edaed
md5sum
c0bd22c4b8a57068a81e7723111be4d3
Size 4.91 GB
FileName
iPhone_4.7_15.7.2_19H218_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 fixes 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