Step 1. Open the Bluetooth icon on the task bar as below:
Step 2. Right-click the Bluetooth icon to expand the menu and choose "Display Classic View"
Step 3. Click the "Show Menu" and choose " License Information"
Step 4. Now you can find the version of the software which shown as below, the update software number is 9.2.494.2:
(Remark: The version number "220.127.116.115 " which shown in the Device Manager is the Microsoft registered number but not our software driver number. See as below:)