If updating the driver does not help, you’ll have to reinstall the Bluetooth drivers. To do so, open the Device Manager again, right-click on the Bluetooth driver, and then select Uninstall device.

Windows drivers make their corresponding devices function ... follow the guides in this section. Before installing a replacement driver, you must disable or uninstall the one you have presently.

That said, while network devices can be one reason for this ... If issues persist, uninstall and reinstall the Bluetooth driver.