He doesn’t need to do it this time - he has a veritable army of fascists, a brazenly corrupt and compromised supreme court and a squad of billionaire plutocrats to do it all on his behalf, and not coincidentally they have a detailed blueprint in Project 2025 that tells them exactly what to do, step by step, to transform the US into a christofascist/plutocratic autocracy.
All Trump has to do this time around is just carry on being Trump, while all those other people do all the dirty work.
Because people are miserable and desperate and they want to blame someone or something, and bigotry is simple and superficially satisfying.
And because some number of those who actually are to blame for their misery and desperation have self-servingly encouraged them.