Adjust macOS Display Preferences for Classroom Projector

It is essential to adjust your macOS Display preferences when using your computer with the classroom projector.

To properly set up the Display preferences, you will need to have your computer plugged into the projector system, and have both the computer and projector powered on.

  1. Open your System Preferences
screenshot of system preferences

2. Select the Displays system preference

screenshot of displays icon

3. Select the Arrangement tab

screenshot of display settings

4. Enable or disable Mirror Displays – Mirroring will show the same image on the projector that is on your computer screen

screenshot of display settings

5. Select the Display tab

6. Adjust the resolution by clicking the Scaled button

7. If needed, hold down the option key while selecting the Scaled button to see a full list of resolutions

8. For most systems, we recommend 1280 x 800 or 1440 x 900 as great starting resolution points, but feel free to play around with the different options

For further assistance, contact the Help Desk at or call 303-702-7730 (x57730).