To locate the appropriate driver for a BT163 adapter, follow these steps:
Once you have the VID/PID, you can:
Some BT163 dongles have a small external antenna. Point it directly toward your connected devices. Bluetooth is a line-of-sight technology; even a sheet of paper can reduce signal strength by 10 dB. bt163 bluetooth driver full
The internet is littered with fake driver download sites that bundle malware with your driver. To stay safe, follow this hierarchy of trusted sources: To locate the appropriate driver for a BT163