Zoom
Zoom into the part of the screen that matters.
Zoom pulls viewers' attention to one area of a busy screen.
Select a step and click Zoom in the toolbar.
Drag to select the area to zoom into. A smaller area zooms in further. The zoom level is shown as a percentage.
Click Done. While selecting, Reset clears the area so you can start over.
Open Zoom again to pick a Zoom speed: Instant, Fast, Normal, Slow or Slower.
To change or remove a zoom later, open the Zoom menu and click Adjust region or Remove zoom.