He has made a lot of changes in judicial and police posts to people he likes or follow his commands. And he is the fucking president, so what is someone realistically going to do to stop him.
He could modify the files, release them and get a massive popularity boost for being honest.
He could destroy the files and continue saying they never existed. This option seems a little too far fetched but still a possibility considering his overconfidence.
This kind of evidence is not acceptable in courts
The courts have failed us. This is for disclosure of one of trumps conspiracy theories that epstein was connected to high ranking democrats. trump is fighting it so bad because it makes him look bad. Republicans have voted for known pedophiles before so it’s not like it’s a deal breaker to his base.