Weird bar in the bottom-left. What is that?
Use QuickTime to record your screen with the MacOS onscreen keyboard visible and you'll be able to figure out what key combo causes this to appear. Then you can track it down to a particular package.
Use QuickTime to record your screen with the MacOS onscreen keyboard visible and you'll be able to figure out what key combo causes this to appear. Then you can track it down to a particular package.