Can Apple TV extend screen instead of mirror?

As spec, Apple TV able to mirror display.
Intend to extend Macbook Air display to a HDMI TV via wireless.

1 Answer from the Community

  • Best Answer:

    Mountain Lion or below: No
    Mavericks: Yes

    On Mavericks, you'll find a menu item "Use Airplay Display To" with two choices: "Mirror Built-in Display" and "Extend Desktop". This feature is new to Mavericks. It is not available for Mountain Lion or earlier.

    • Answered by Brian H from Pleasanton
    • Jan 3, 2014