Close all windows related to Display and System Preferences. After these settings have been adjusted, they will become the default settings for when you connect your laptop to the same external monitor.Select the resolution that works best for you. On the classroom preview monitor, you will see a Display window. Scroll your mouse to the right to access the second screen.ĭepending on the display and the connection type, you will be offered multiple resolutions. Deselect the Mirrored Display option under the Display Menu.If the desktop is extended, you will need to use both your MacBook screen and the classroom preview screen to adjust the resolution. Depending on the display and the connection type, you will be offered multiple resolutions.Select the Scaled option just below the drop-down menu.
#Ethernet cable for mac for video projector tv
If you have a home theater system and use an Apple TV, the built-in Airplay app is an easy way to wirelessly share photos and videos from your Mac, if your Apple TV and your Mac are sharing the same network.
This option will duplicate what is being shown on the laptop screen to the projector.
Select Laptop HDMI before modifying display settings.Ensure that the classroom system is powered on.If connected to a classroom system via HDMI, you should first: Remember that not all monitors change input the same way.Ĭhanging Display Settings and Resolution When Connected via HDMI
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