From the View menu, choose Edit View, Multitrack View, or CD View.

Click the Edit View  , Multitrack View  , or CD View button  in the toolbar.

In Multitrack View, double‑click an audio clip to open it in Edit View. Alternatively, double‑click a file in the Files panel. Or, select an audio clip in either the Files panel or the Main panel, and then click the Edit File button  in the Files panel.