Hi! I recently built a RetroPie system and in doing that found that I had to go to multiple sources to get all of my questions answered. As a way of giving back to the community, I made a video tutorial that brings all of those elements together. Both Mac and Windows are covered.
You can find it here:
https://www.youtube.com/watch?v=nLK_ja1XGxs
I hope it saves some folks some of my headaches!!
Moderators, if you feel this message is in any way inappropriate, please feel free to remove it or message me and I will remove it.
Thanks!