You will first need an Apple device with iOS 8 (or above) and have Location Services enabled.
- Make sure that your device is connected to the same Wi-Fi network as your Apple TV.
- On your iOS device, swipe up from the bottom of your screen to open Control Center.
- In Control Center, tap “AirPlay Mirroring,” then select your Apple TV from the list. If an AirPlay passcode appears on your TV screen, enter the passcode on your iOS device.
- Your TV uses your iOS device's screen orientation and aspect ratio. To fill your TV screen with the mirrored iOS device screen, change your TV's aspect ratio or zoom settings.
It’s not working: Make sure that you have the latest software on your iOS device and Apple TV
How to update your iOS: https://support.apple.com/en-ca/HT204204
How to update your Apple TV: https://support.apple.com/en-ca/HT202716
I can see video, but the audio won’t play:
Make sure that the volume is up (not muted) on both your iOS device, and your television set.
On your iPhone or iPad check the ring/silent switch. If it’s set to silent, you’ll see an orange line. Toggle the switch to turn on the sound.
My connection keeps getting interrupted or lags: You may have a weak Wi-Fi signal or interference (click here to test your internet speed). To see Apple’s recommended router settings, click here. To learn about potential causes of signal interference, click here. Your AirPlay connection may also get interrupted when you lock your device, put it to sleep, or switch to a different app.