I got into it and ran the repair tool. It found no problems with the tablet. Hopefully, someone has a functioning tablet and can send me the touchsettings.gt file from windows/inf directory.
There support website has only the Bluetooth drivers. The support email responds with a request for your zipcode so they can direct you to a local technician. The local Geek Squad will rebuild it for a fee, but it is not worth any more money.
A recent driver update for windows 10 failed and my BestBuy unbranded tablet had limited functionality. I have now manage to restore most of its original functions. The windows button at bottom center does not work. The touchscreen does not function correctly. My research indicates that the...