confused with Bluetooth

CPU: i7-6700K

GPU: Intel HD 530

RAM: 8GB Ram

Motherboard/Laptop model: Asus Maximus Ix Code

Audio Codec: ALC1220

Ethernet Card: Intel 1219V

Wifi/BT Card: QCA61x4A (i guess/hope thats the correct one)

What guide/tool followed: Dortania - OpenCore guide

What part I got an issue with: so from what i know/heard the bluetooth chipset i have doesn't support in big sur, but the bluetooth is working tbh and idk how it is working and the turn off option is greyed out basically i cant turn off the bluetooth

so right now should i disable the bluetooth by mapping or use it?

and how is the bluetooth working, can anybody explain?

What files/config I am using: own config

Extra Info:

sorry if im english is bad!