Is there a difference when sharing the whole screen versus sharing only a single window?
You could use a virtual camera like the one included in OBS to share your screen with the cursor showing, but that probably won’t share desktop audio by default.



In Steam’s settings you can add a new library folder on the larger drive. The compatdata will install to the same library folder that the games are installed on. You’d have to move the games to the new drive as well. That’s the simplest way to do it