It can mirror your complete desktop up to 1080p on a 3G Apple TV, mirror just a specific application (without background desktop cutter), as well as extend your desktop between your Mac and your TV (this is a feature that works only with OS X). This is an application, compatible with Mac OS X 10.6.8 or higher (or Windows XP or higher), that allows you to mirror your computer’s video and audio to a second- or third-generation Apple TV. When I tweeted about this issue recently, follower provided the answer: Squirrels’ $10 AirParrot. AirParrot serves when AirPlay Mirroring won’tĪs for your second question, there is indeed an alternative.