#1. Make Drawings and Add Text
When you start recording, you will see the video recording toolbar. You can enable the video editor by clicking at the "Pencil" like icon.
Then you will see different kinds of drawing tools like lines, color, text, etc.
#2. Take Snapshot
If you want to capture a moment in the video, then click on the camera-alike icon. Then the snapshot will be saved automatically in your output folder.