Download iOS 15.4 (19E241) 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 iPhone8,2
iOS Version 15.4
Release Date 2022-03-14
Update Date 2022-03-01
Sha1sum
5b9923186b1e547fae377965a9100443e3d2b93f
Sha256sum
524094023680d4ba8c383cc34d64920603f92606469d328c985ed02e30e9873a
md5sum
a5d84c4083206b8a2c688a84b1fbad6f
Size 5.04 GB
FileName
iPhone_5.5_15.4_19E241_Restore.ipsw
Status

Download IPSW (5.04GB) 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/kb/HT201222