A virtual COM port driver may be required for service checker operation.  Please select the appropriate driver:

CP210X Virtual COM Port for Windows 10 or Windows 11

https://www.silabs.com/documents/public/software/CP210x_Universal_Windows_Driver.zip

CP210X Virtual COM Port for previous versions of Windows 8, 7, Vista, XP

https://www.silabs.com/documents/public/software/CP210x_VCP_Windows.zip

More information can be found about these drivers here:
https://www.silabs.com/software-and-tools/usb-to-uart-bridge-vcp-drivers