Download iOS 9.2.1 (13D20) 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 9.2.1
Release Date 2016-02-18
Update Date 2024-06-03
Sha1sum
1cde54f914bef5905fa6c5c2d08d1c7d9a0d59fa
Sha256sum
0bf613d345ac59bd4433b4f62a58bf42447840783bdb67117cc935d5a941f185
md5sum
828109a9ace0aed5449f49713d417a85
Size 2.00 GB
FileName
iPhone8,1_9.2.1_13D20_Restore.ipsw
Status

Download IPSW (2.00GB) Check device info
Release Notes

It should be noted that these are the official release notes for the from Apple

This update contains security updates and bug fixes including a fix for an issue that could prevent the completion of app installation when using an MDM server.

For information on the security content of this update, please visit this website:

https://support.apple.com/HT201222