With BlueZ: Using bluetoothctl (interactive bluetooth control tool), which gives you a terminal with show and these other commands: [bluetooth]# help Menu main: Available commands: ----- advertise Advertise Options Submenu scan Scan Options Submenu gatt Generic Attribute Submenu list List available controllers show [ctrl] Controller information select Select default controller devices Navigate to the Source then Connection Guide using your remote. Choose the desired category for your Bluetooth device, such as Audio Device. Select Bluetooth. Refresh the list on your TV in case Follow these steps to check the Bluetooth version using the Device Manager tool. Press “ Windows Key ” to open the Start menu. Search for and open “ Device Manager “. Expand the “ Bluetooth ” option. Right-click on the Bluetooth adapter. Select “ Properties “. Go to the “ Advanced ” tab. Next to firmware, you will see the If your keyboard is on and in pairing mode, you should see your keyboard's name appear under the list of "Devices." Click "Connect" next to it. Quick tip: If you're asked to enter a passcode, try
Assuming a usual PC, running Windows (NT5+), I think the easiest method would be to look at the device manager. On your desktop, right-click and select properties on the "my computer" icon. Click
Click the menu. Select About This Mac. Click on the More Info button. Click on the System Report button. Select Bluetooth from the sidebar on the left, underneath "Hardware." Scan down the list of information until you find "LMP Version." If your Mac is equipped with Bluetooth 4.0, LMP Version will say 0x6. x0m8y. 151 315 474 279 37 477 359 494 185

how do i know if my pc has bluetooth