How to make wiki show up for ctrl + ,

So I am doing the rolling ball tutorial for Unity and when in the instructors IDE he can just highlight something and press ctrl+’ and it takes him to a sort of Unity wiki where it shows him things you can do with that part of the code but it doesn’t do it for me. Could anyone help me with this? I use microsoft visual studio 2015. Episode of tutorial: Unity Connect

The shortcut is part of MonoDevelop to quick open the online script reference. I don’t use VS so I don’t know if it’s possible to set up there, but you can get to it manually here:

Just type what you’re looking for in the searchbox in the top right.