Download iOS 15.7.5 (19H332) 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 15.7.5
Release Date 2023-04-10
Update Date 2023-04-04
Sha1sum
2a133073be3480837fa9427dbbaa1cf6ae732f98
Sha256sum
1f041511353717a2317f861d6714838fcb2da4152f38732d5f5a4631c8574922
md5sum
38eb43bba428ebfbdc6d389c227c4235
Size 4.91 GB
FileName
iPhone_4.7_15.7.5_19H332_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