Make sure that your LG TV is on the same local network and same subnet as your Mac. The TV should not be in screen mirroring mode, but just on “TV” Mode or any HDMI IN port. After launching the app, you will see the app icon appearing in the top bar of your Mac and the app will look for your TV …

How to Mirror your Mac, iPhone, or iPad Screen on Your Jul 05, 2017 How to Stream / Mirror your MacBook Air to Apple TV May 24, 2016

Select Use as Separate Display to extend your Mac's desktop and use your TV as an additional display If an AirPlay passcode appears on your TV screen, enter the passcode on your Mac To stop mirroring or using your TV as a separate display, click the AirPlay icon in the menu bar

Your Apple TV will mirror whatever is on your device's screen. You can also just use AirPlay to stream media from the iPhone or iPad to the Apple TV, such as favorite music, podcasts , movies, TV

Duet is installed and AirPlay isn't working with my Apple TV

Apr 16, 2019 · Mirror your Mac display to Apple TV. Say you are working on a Keynote presentation for work or viewing photos from your last vacation. Put those types of things on your Apple TV screen for a nice, big view. 1) Turn on your Apple TV and make sure it’s connected to the same Wi-Fi as your Mac. 2) Click the AirPlay button in your menu bar. Pro Display XDR always gives you the truest representation of your work. A P3 wide color gamut provides a color palette capable of creating the most vibrant imagery. With true 10-bit color, Pro Display XDR can produce more than a billion colors with extreme accuracy.