Windows often locks the camera feed to one application at a time.

Right-click on your camera (often listed as "USB Camera" or "HD Webcam") and select . Choose Search automatically for drivers . 2. Check Windows Privacy Settings

When connected to a USB 2.0/3.0 port, the operating system (Windows, Mac, or Linux) automatically detects the device and installs the necessary generic UVC driver .

Check the box that says "Attempt to remove the driver for this device" if prompted, then click Uninstall .

Click on Search automatically for drivers . Windows will scan its local cache and Windows Update to install the freshest generic driver available.

Which are you using when the webcam fails (Zoom, Teams, Discord, etc.)?

Windows and macOS have strict privacy controls that can block apps from accessing your camera.

Go to Settings > Privacy & Security > Camera . Ensure that Camera Access is turned ON and that the specific app you want to use (Zoom, Teams, Chrome) has permission to use the camera.

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Go to Settings > Privacy & security > Camera . Ensure Camera access is toggled On , and verify that the specific app you are using (Zoom, Teams, Skype, Browser) has explicit permission to use the camera.

Windows and macOS often block camera access by default to protect your privacy.