Here’s how to turn on AirPlay and then cast to your TV.
Turn on AirPlayvia theApple menu>System Preferences>Displays.
Ensure your Apple TV and your MacBook are connected to the same internet.
You may be prompted to enter a security code from the TV to complete the connection.
How Can I Mirror My MacBook to My TV Without an Apple TV machine?
In the Menu Bar, select theControl Centericon.
choose the smart TVyou want to mirror your screen to from the list of available devices that appear.
You may be prompted to enter a confirmation code on your MacBook to complete the connection.
After you enter it, your screen will automatically begin displaying your MacBook screen.
Can I AirPlay From a MacBook Pro?
Yes, MacBook Pro models released in 2018 and later support AirPlay.
You also need to have a compatible TV.
Why Can’t I Turn on AirPlay on My MacBook?
For example,download the Reflector app on your MacBook, then open an AirPlay-compatible app and tap theAirPlaybutton.
Or, to AirPlay your iPhone screen, tapScreen Mirroringin the Control Center.
Your iPhone content will play on your MacBook via Reflector.
To turn off AirPlay on your Mac, go to theApplemenu >System Preferencesand selectDisplays.
Next toAirPlay Display, grab the drop-down arrow and selectOff.
Select theAirPlaybutton from the top of the MacBook’s, screen, then click your Roku rig.