The good news with this issue you are having is it has been tracked down to a known virus.
The bad news is the virus is called Windows 10.
Couple of links may help.
https://www.techbout.com/usb-device-...ndows-10-6471/
https://theitbros.com/how-to-delete-com-ports-in-use/
Look for 'COM Name Arbiter Setter Tool' halfway down in above web page and download to clear USB ports.