To start off, make sure that you’re on the main screen on the Apple TV device. If not, press the Home button twice on your remote. Once you’re presented with the screen below, click on Settings.
By default, Apple sets Airplay to appear discoverable for all devices. You have the option to change your Apple TV Name, if you’re concerned about someone remembering your device name.
Once you clicked Airplay, you will be presented with three options: Everyone, Anyone on the Same Network and Off. You also have the option to add in a security code, in case you want to fully secure your device.
Which one to choose? It depends on your personal preference. For example, if you’re a parent that is concerned about having non-kid friendly shows appearing on your screen, your best bet is to choose Off (aside from the normal Parental Control settings on your
If you’re living in a household that often does movie nights and want to take turns in streaming their favorite videos, you can choose Anyone on the Same Network, as long as the devices are connected to the Wifi network that is assigned to the Apple TV device.
Once you choose your selection, you can now watch your content with ease, knowing that no stranger will hijack your Apple TV.