![Video Output For Mac Not Working Video Output For Mac Not Working](/uploads/1/2/5/3/125385139/199064595.png)
Steps for Connecting a Macbook to a Projector 1. Turn ON your. Plug in the to an electrical outlet and turn it ON. Connect the video cable (usually VGA or HDMI) from the projector to the Mac. In order to do this, you will most likely need a.
(Note: Adapters vary depending on your computer’s video inputs. Click on the button above to view our adapter guide.) 4.
Your displayport output on the motherboard could be faulty (hardware) or not properly setup (software). Or, the cabling/adapters you are using are not working properly. If this did not fix your issue, check that your Macbook Pro HDMI port and HDMI cable ends are clean and free from debri and not damaged, double check that your HDMI cable is working on other.
Once the Mac and projector are connected, click on the Apple Menu in the top left corner of your screen. Select System Preferences from the drop-down menu.
![Windows Windows](/uploads/1/2/5/3/125385139/900381654.png)
Select the Displays icon. When the Displays window appears, click the Detect Displays button. At this point your Mac and projector should be synchronized. If not, try following these steps: a. Click on the Apple Menu in the top left corner of your screen (Step 4) b.
Select System Preferences from the drop-down menu (Step 5) c. Select the Displays icon (Step 6) d.
When the Displays window appears, select the Arrangement tab within the menu bar e. Check the Mirror Displays box in the lower left-hand corner of the window (Note: After checking this box, wait several seconds. Once the displays are mirrored, you should see the same image on both your projector and computer.) That should do the trick!