What is an iTunes Action?
A "System Action" allows you to execute the following actions:
- Launch iTunes (and start to play).
- Quit iTunes.
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- Play/Pause.
- Previous Track.
- Next Track.
- Stop.
- Show Track Info.
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- Play Playlist…
- Rate current track…
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- Volume Down/Up.
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- Start/Stop iTunes Visual.
- Eject Audio CD.