His website indicates some exclusions from deportations and wants to allow those to stay on a 'merit' based system.
https://www.donaldjtrump.com/issues
This is so typical Donald Trump
Full of fire and brimstone at his rallies, but he always leaves a way out of whatever position he takes
And he knows that his dedicated supporters are not intellectually curious. And when they’re confronted with his inconsistencies, it’s always someone else’s fault