Sorry, I wasn't too clear on my instructions. If you're using a desktop, please try on the front ports, or if you have one, try a non USB 3.0 port.
Have you also tried the drivers on this link? https://www.reddit.com/r/NintendoSwitch/comment...
Note: This is a non-Microsoft website. The page appears to be providing accurate, safe information. Watch out for ads on the site that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the site before you decide to download and install.