How can I reinstall Bluetooth drivers and adapters?
Go to: Start menu > Settings > Devices > Bluetooth and other devices
If your computer has a built-in Bluetooth adapter, or a USB Bluetooth adapter, you will see this control, which lets you enable or disable Bluetooth:
If you don't see the above control, it means your computer does not have a Bluetooth adapter, and you will have to buy one.
A Bluetooth adapter is also known as a Bluetooth dongle. The current generation of Bluetooth is Bluetooth 5, however Bluetooth 5 adapters are just now coming on to the market (in the U.S.) If you don't want to wait, you can get a Bluetooth 4 adapter.
If your computer does have a built-in Bluetooth adapter, or if you have a USB Bluetooth adapter, your Bluetooth device will appear in the list of devices lower on the page. Click on the device and choose Connect.