Trying Out the Webcam With Third-Party Apps Launch terminal and type: sudo apt-get install cheese.If you have other Linux distros (e.g., Debian, Rasbian, Ubuntu, Kubuntu, … etc.): Launch terminal and type: yast -i cheese.If you get an error message “ command not found” when you type cheese at the terminal, you must install cheese first. The webcam is working properly if you have a visual. Check if the display shows the webcam’s contents.

At the terminal, type cheese to launch the webcam application.If this does not work, then type gnome-terminal instead. Press Alt + F2 and type xterm to open Terminal.If it does, then your webcam is working fine. Check if the display in the Photo Booth app displays your image.Double-click on the Photo Booth icon, which will launch the camera in your Mac.Click on the Finder button and click on Applications.On the top left corner is the Settings button, where you find options for video and photo qualities and grid settings.Try to find the brightness setting that works best for you.

When you click it, it brings up a slider, which lets you adjust the camera brightness.

Switch between Photo and Video modes and see if they work alright.

Press Win + R and type in: : to launch the camera app.

You can use these camera applications to test out your webcam. Whether you use Windows, MacOS, or Linux, they each have a built-in camera application that you can use to test your webcam. Testing Webcam With an Application in Your Operating System

With the help of applications built into your Operating System.

You can test if your webcam is in working order in a few different ways.

Verify if web cam works