To display video on a computer or video monitor with a black border around the edge, so that no part of the frame is hidden from the viewer (for example, the Action Safe area is not cropped out, as it would be on a normal television set). Computers display underscan video.
undo
A feature that allows you to cancel out the last change made.
Utility window
A long window to the left of the Canvas that helps you organize and modify your project's elements. Its three tabsFile Browser, Library, and Inspectorare used, respectively, to browse, organize, and modify project elements.