Using Perforce as Source Control
Perforce is already on Unreal and comes free to 5 users, which we can’t currently fill. This seems ideal, I’ll keep reading and see what makes it the number 1 choice for game studios of all sizes.
https://www.youtube.com/watch?v=NmjaNPn33ag
How do I allow someone to connect to my Perforce remotely?
trouble shooting steps
using your folder viewer, go to your project files, keep them handy
using your folder viewer, go to your Perforce workspace
copy the files from your project files to your perforce workspace folder