At a minimum, any vote counted after "election day", November 3rd, is an illegal vote and should have been tossed. The unanimous Supreme Court stated as much:
SCOTUS 9-0: Election Day Is One Single Day. Listen to oral argument from Foster v. Love (1997)
https://freerepublic.com/focus/bloggers/3914566/posts
The republican controlled state legislatures failed to use their Article II, § 1 constitutional authority and as a result, we will all pay a very...very heavy price and it will matter not one bit if you live in the deepest of red states because there is nothing a red state can do to stop it.