Download iOS 15.8.3 (19H386) 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 15.8.3
Release Date 2024-07-29
Update Date 2024-07-18
Sha1sum
1637ed7dbbc426d758ad5ec89c53360cf6d203cf
Sha256sum
3adaee7fd68149b9bcfb34343014853272a99c761105a349068f7b56708b9640
md5sum
e6a0b981c87d490573fadd74d759379f
Size 5.06 GB
FileName
iPhone_5.5_15.8.3_19H386_Restore.ipsw
Status

Download IPSW (5.06GB) 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/HT201222