Documentation at the below link is somewhat different from my portal:
https://developer.microsoft.com/en-us/games/xbox/docs/xboxlive/get-started/creators/xbox-live-sandboxes-creators
Here is from the documentation:
Here is from my portal:
I was wondering why I never hit the Settings link. I thought it was tied to some online settings for my account, not the Xbox Live Settings, as shown when pressed.