Download Center:
Bluetooth 5.0 driver software
RTBlueR_Windows_1015.1016.1016.0304.2020_F027_Beta.zip
a) Download on official website: Ruiyu rtl8761 Bluetooth 5.0 driver
b） Baidu SkyDrive Download:
Link: https://pan.baidu.com/s/1yvccfrfkncsk-ish4e6ntq
extraction code: rydh