View Menu
Contents
Zoom In
Zooms in on the horizontal axis of the audio, displaying more detail about less time. You can also use the zoom tool to zoom in on a particular part of the window.
Zoom Normal
Zooms to the default view, which displays about one inch per second.
Zoom Out
Zooms out, displaying less detail about more time.
Fit in Window
Zooms out until the entire project just fits in the window.
Fit Vertically
Adjusts the height of all the tracks until they fit in the project window.
Zoom to Selection
Zooms in until the selected audio fills the width of the screen to show the selection in more detail.
Collapse All Tracks
Collapses all tracks to take up the minimum amount of space. To collapse or expand an individual track, click on the triangle on the lower-left of the track label.
Expand All Tracks
Expands all tracks to their original size before the last collapse.
History...
Brings up the history window. It shows all the actions you have performed during the current session, including importing. The right-hand column shows the amount of hard disk space your operations used. You can jump back and forth between editing steps quite easily by simply clicking on the entries in the window.
The history window can be kept open at all times. It doesn't interfere with any other operations.
Toolbars...
These commands hide or show the six Audacity Toolbars:
