You already have a thread
open in a more appropriate forum.
DjNDB gave you some instructions
in that thread.
If those instructions don't help with your issue, please explain what your exact issue is (including details such as PC or Mac - or other -, Steam or not,...) in the other thread
Closing this thread.
I am a community moderator, here to assist, keep the peace, and keep these boards clean and friendly for all. I am a volunteer, and not a Telltale employee, and my opinions are my own.