You can turn on Bluetooth on Windows 10 in the Settings app or Action Center. To pair a Bluetooth device to Windows 10, it must be in range and in pairing mode. If your Bluetooth isn't working, try ...
If Bluetooth driver is missing or gets removed after a Windows Update, add the legacy driver from the Device Manager, install the correct driver from your manufacturer, etc.
If you have Bluetooth, you should be able to toggle Bluetooth button and also be able to add Bluetooth devices. There should be a Bluetooth Network Connection there. If you can’t find it listed there, ...
I didn't really expect this to be a hard thing to find - I'd like to add Bluetooth to my desktop PC (X570, 3700X, etc.). I'm agnostic about wifi inclusion - it's happily plugged into the wall, which ...