https://wccftech.com/oneplus-6t-running-windows-11-video/

A part of Windows 11’s system requirements may have created a cloud of confusion for millions of users wanting to upgrade, the operating system had no problem getting ported to the OnePlus 6T. Of course, there were some issues, as you will soon find out.

Porting Windows 11 to the OnePlus 6T was completed by a group called the Renegade Project. Their objective is to port Windows, Linux, and other ARM-based operating systems to devices running the Snapdragon 845, including the Galaxy S9 Plus. One of the members posted a video on how the 2018 flagship was running Windows 11, albeit with a few issues. The video posted provided a description of what worked and what did not.