Setting up a Mac laptop to display content on a projector


OVERVIEW

Target audience: McGill faculty, staff and students setting up a Mac laptop in classrooms

Follow the instructions below to set up your Mac laptop with a data projector. Using a Windows PC? See Setting up a PC laptop to display content on a projector.

In this article:


Before you begin:

You can check the classroom's instructions for the Data Projector in the IT Support site's Browse classroom widget (Login required). Select a building/room to access the instructions.


Mirror mode:

If you want your laptop image to display on a data projector screen, follow the steps below:

  1. Go to System Settings > Displays.
  2. From the list of available displays, select the monitor/projector you want to manage.
  3. Click on “Use as” pulldown and select “Mirror for…


Extended mode:

If you do not want you laptop image to display on the data projector screen, follow the steps below:

Note: With this set up the data projector will act as a second monitor.

  1. Go to System Preferences > Displays.
  2. Make sure projector or external display is selected.
  3. Use the Use as: drop down menu to select Extended display.

  4. You can leave the resolution of your laptop display at its default setting. However, you can adjust the resolution by selecting it in this screen (default resolution will be selected). 


Arranging displays

You can drag and rearrange displays based on their position in this window. To apply changes, click on Done.

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