Of course, that’s not the point – conservatives know this; they know Trump won't be 'reinstated.'
The purpose of the lie that the 2020 election was ‘stolen’ is to exhibit conservatives’ disdain for democracy and their contempt for the political process; to sow doubt and uncertainty about the political process designed to undermine and hobble democracy, perceived as beneficial to Republicans.
The lower the voter turnout, the better Republican candidate do – that’s what Republicans are counting on this November.