Mute Parrot?

If you're having trouble with getting your (air) parrot to "speak", check both volume settings - there are two in the app. The obvious one is a the top of the AirParrot window, the other pops out when you click on the > to the right of your Apple TV IP address, as illustrated below:

Furthermore, if your computer speakers are being annoying by competing with your projector, just tap the speaker mute button (F1) to silence your laptop.

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