How to allow one’s profile info to be viewed by other users

I have tried to find an option to do so. Is this possible?

dprevived.com/u/ddegannes/1581/details/
Click on a profile and on details If that is what you want to see?

I clicked on the avatar picture in your post, and then on the details tab that was revealed, and I see:

Edit to add, I also become very jealous because I'd like to be in Trinidad. ;)