1. With the AppleTV remote, select the Settings icon
  2. Select Airplay from the menu
  3. Select Security from the Airplay menu
  4. Select Onscreen Code so there is a check mark next to it
  5. Press the Menu button on the remote several times to get back to the home screen

Note:  If someone is projecting using the AppleTV while in the PIN mode, that person needs to “Disconnect AirPlay” before someone else can project.

Screen Shot 2015-09-24 at 6.13.41 PM