How to Downgrade iOS 16 to iOS 15.6 in 2023 (Or other unsigned iOS 16 Firmware)

In this video, we’re going to find out on how to Downgrade iOS 16 back to iOS 15 for a limited time or to other version of iOS 16. This method will work as long apple still signs iOS 15.6 RC 1

Links:
1. zeus.me
2. 15.6 beta ipsw: (only 15.6 RC 1 works)
3. delayota.com