I think it will have the opposite effect. I think his base will now be more energized than ever and will show it at the polls.
As for Hillary, yes she was perceived as an evil, hateful witch putting down half the country as deplorable.
Guys like me who didn't vote for Trump or Hillary should be the target of the democrats but we're not. They're trying to sell this election to the extreme left and it's not going to work. IMO