Airplay works on iTunes but does not work on macbook pro
My iPhone 4S works, my iPad 3 works com my ATV (bough 14 days ago).
My macbook pro (late 2011, core i5) is working with ATV and iTunes, but mirroring icon is not showing.
I'm using Airport Extreme as a router, same network. Tried restart macbook pro, ATV, and no sucess.
How can I get Airplay mirroring working for my macbook?
MacBook Pro (13-inch Late 2011), OS X Mountain Lion (10.8.5)