This method works for Windows and Mac.

You can toggle on Autostart next time to quickly test your webcam in your next visit. A pop-up window will open.

If you have more than one webcam, be sure to select the proper device in the drop-down menu.

If you don’t see the camera feed, you’ll need to troubleshoot the black screen.

You can also type Camera directly into the Start menu. Camera will be underneath Best match.

You can also type Camera directly into the Start menu. Camera will be underneath Best match.

If this is your first time using the Camera app, you may have to grant permission for the app to run. You can now take a photo from your laptop.

You can use Photo Booth to add extra effects to photos and videos.

Some laptops have a built-in webcam cover. Ensure the webcam is not covered. If you have an external webcam, check the cord and make sure it isn’t frayed or worn.

Try using a different USB port on your computer.

Click the Windows Start menu. Click the Gear/Settings menu. Click Privacy. Click Camera in the panel to the left. Click Change below “Camera access for this device is off”. Ensure the toggle switch is turned on. Ensure the toggle switch below “Allow apps to access your camera” is on. Scroll down and ensure the toggle switch for each app you want to access your webcam is on.

Right-click the Windows Start menu. Click Device Manager. Double-click Cameras or Imaging Devices. Right-click your webcam. Click Enable Device.

Right-click the Windows Start menu. Click Device Manager. Double-click Cameras or Imaging Devices. Right-click your webcam. Click Update Drivers.

Shut down your Mac. Press and hold the left Shift + Control + Option buttons for 7 seconds. Press and hold the Power button for 7 more seconds while still holding the keys down. Release all keys and wait a few seconds. Turn on your Mac.

In general, you can access the webcam settings by opening Settings → Preferences or Options → Video. [4] X Research source