The playback controls live in each virtual deck.

• Play - Click to play the track forward. Click again to pause. Hold control on your keyboard, then click Play to toggle reverse playback, or repeat this to get back to forward playback:
  
• Load next track - Click to load the next track in your active crate:
  
  The playback controls can also be used with keyboard shortcuts.
  
  SEE KEYBOARD SHORTCUTS FOR MORE INFORMATION