There might be a communication problem between your iSight feature and your Mac computer. If it works in other apps but doesn’t in the one that you want to use now, reinstall it. If you’re still having trouble getting your video feed within the desired app, try each app that uses the feature to see whether the issue is app-specific. If the camera is still not working, close all apps and run the one that you want to use the iSight feature on. Now, try and run the FaceTime app, and you’ll see that the camera isn’t working.Ī quick solution here is closing the app that you aren’t using. If, for instance, you’ve opened the PhotoBooth feature, it will start Run multiple apps that use the feature and expect them all to show your camera feed. You might not be aware of it, but the iSight feature works on one application at a time. But first, let’s try aĬouple of easy solutions that won’t take up too much of your time, and yet may fix the problem. There are multiple potential reasons why your camera might not be working correctly. If, for any reason, the camera isn’t showing anything and/or the green LED isn’t lighting up, your camera is As long as you know that the app uses iSight, it can be used to check whether Then, select the camera icon from the list of options that pop up. Go to or, navigate to any chat (you can use the one with yourself), and click the plus No need to make a video call toĬheck whether the camera is working.

You can also enable the camera using online apps such as Facebook Messenger. You’ll seeĪ green LED light up and, if everything is working correctly, you should see yourself using either of the two. Enabling any of the two apps will engage the camera. ThereĪre two apps that you’ll find on your Mac by default that use iSight: FaceTime and PhotoBooth.

To enable the camera and check whether it’s performing optimally, you have to know which apps use it.

Facetime use external camera