This is why. For all his bluster about fake news, Trump actually has a generally good working relationship with journalists off camera. He knows many of them by name, he gives them their soundbites, and they give him free publicity for whatever he feels like talking about.
He wants to be tried in the court of public opinion, and that’s a “court case” he can win (and fundraise from) easily.
Of course, he wants millions of dollars and free press. He gets to raise money off of it, which he needs in order to pay his lawyers. 
This is why. For all his bluster about fake news, Trump actually has a generally good working relationship with journalists off camera. He knows many of them by name, he gives them their soundbites, and they give him free publicity for whatever he feels like talking about.
He wants to be tried in the court of public opinion, and that’s a “court case” he can win (and fundraise from) easily.