Yeah, something strange has been going on...all year.
A number of folks find they can get it to work successfully by deleting all their cookies.
Others found, that not only do they have to delete cookies, but also shut down or lower a high setting for firewall protection and/or virus scanner settings. (Particularly the Brave browser, but sometimes others too)
____________*Answers are correct to the best of my knowledge when posted, but should not be considered to be legal or official tax advice.*
