You are on the right track!
This is the official SketchUp forum which is divided in catagories, among them the my.sketchup.
Here is a link to the initial post by@jody :
SketchUp free is the new web-based version of SketchUp, available from any computer and even mobile devices (with some limitations.) To use it you’ll need to visit app.sketchup.com/app , sign-in and Launch it. Be sure you review our F.A.Q. and Overview articles in the Help Center to be sure you’re familiar with SketchUp Free and come back here to post as your needs and desires dictate.
How should you use this category?
If you have questions about using SketchUp Free, search to see if anyone h…
You might want to invest more about the forum here:
https://forums.sketchup.com/about
Happy sketching!