1. In the Task List, select Callouts.
2. The Callouts Properties pane appears. Position the playhead on the Timeline.
3.
4.
5. To resize the callout in the Preview Window, click and drag on a black handle on the rectangle around the callout. Or, enter a Width and Height into the fields on the Callout Properties pane.
6.
7. Drag the Blur slider to adjust the percentage to blur.
8. Click Finished.