What is happening? Is it starting /crashing - are you getting any error messages?
What operating system are you using?
If it is starting - go to Help - System info and paste the details here.
Yes it is starting, and then it tell's me it;s not compatible with windows 10
What did you buy? Was it a new subscription to Adobe Creative Cloud? A new subscription to Photoshop Photographer Pack? Something else? What version? Where did you buy?