I’m currently on F-1 graduating early by a semester. I want to move to OPT work for a couple of months before going to grad school. Do i reapply for F-1? Do i g

I’m currently on F-1 graduating early by a semester. I want to move to OPT work for a couple of months before going to grad school. Do i reapply for F-1? Do i get my OPT reset ? How does that work?