Download iOS 15.8.6 (19H402) 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 15.8.6
Release Date 2026-01-26
Update Date 2026-01-24
Sha1sum
96cc4f96943c09d76f4efac9601e071d7943df77
Sha256sum
41fa0c6cef9ae610dba0e894295d217c08b05c8a8e417d713e719c01e42f363b
md5sum
3836fffb471299341d011416ff7b0bce
Size 4.91 GB
FileName
iPhone_4.7_15.8.6_19H402_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

Face ID

Emoji

FaceTime

Siri

Vaccine cards

This release also includes the following enhancements for your iPhone:

This release also includes bug fixes for your iPhone:

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/100100