PDF (adobe.com)

Shortcuts: compositions and the work area

Result

Windows

Mac OS

New composition

Ctrl+N

Command+N

Open Composition Settings dialog box for selected composition

Ctrl+K

Command+K

Set composition background color

Ctrl+Shift+B

Command+Shift+B

Set beginning or end of work area to current time

B or N

B or N

Set work area to duration of selected layers or, if no layers are selected, set work area to composition duration

Ctrl+Alt+B

Command+Option+B

Open Composition Mini-Flowchart for active composition
Note: If you tap Shift several times without any intervening keystrokes, you may invoke a feature of your operating system’s StickyKeys or Sticky Keys accessibility software. See your operating system’s documentation for disabling this feature.

Tap Shift

Tap Shift

Activate the most recently active composition that is in the same composition hierarchy (network of nested compositions) as the currently active composition

Shift+Esc

Shift+Esc