Overlays allow additional programs to be run regardless on top of any game or experience that you’re currently playing. This can be useful for having additional windows open in real time much like a desktop, to monitoring performance and statistics in VR to in-depth settings.
This will take additional setup time, but can increase the customization of your experience. Would you be interested in exploring this feature?
Do you have SteamVR Base Stations 1.0 or 2.0?