no, if Biden gets inaugurated it is all over - he can ensure all of the election fraud programs are set in stone and protected, so no future president will take office without permission of the people who control the machines
most likely, if President Trump was 100% confident in some "Plan" right now, he would not have done all the pardons and board appointments from the past few days, which are moves of an outgoing administration
this signals he thinks there is at least a 50% chance his presidency is over