Disable Handsfree Telephony. Find your device’s name; open the Settings app and go to Devices>Bluetooth. Next, open File Explorer and type the following in the location bar; Control Panel\Hardware and Sound\Devices and Printers. Here, you will see your Bluetooth speaker or headphones. Identify it via its name and not the icon.
In the properties screen of your Bluetooth adapter, go to the Advanced tab. Under Bluetooth Radio Information, you will find your Bluetooth version listed under Firmware Version (or LMP version ). You want to look for the second value (ex. LMP 6.1). Discovering the version of your Bluetooth connection.
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