“Camera in Use by Another App” on Windows 11: Why It Happens and How to Fix It

Your webcam can usually serve one app at a time. Here's how to see which app has it, free it in seconds, and avoid the clash with virtual cameras.

Why it happens

Most webcams can only be used by one app at a time. When Zoom, a browser tab or the Windows Camera app already has your webcam, the next app gets an error like:

• “Your camera is being used by another app”
• “Could not start video source” (Chrome, Edge)
• NotReadableError (web apps)
• A black preview with a spinning circle

Nothing is broken. Something else simply got there first.

Step 1: find which app has the camera

Windows 11 keeps track of this for you:

1. Open Settings → Privacy & security → Camera.
2. Scroll the app lists. The app using the camera right now shows “Currently in use”.
3. Desktop apps (Zoom, Chrome, OBS, Discord, VS Code and others) are under Let desktop apps access your camera.

When the white camera icon shows in the taskbar's hidden icons, hovering it also names the app.

The FaceLive Camera for Windows app does this check for you: when its camera is busy, it tells you which app is holding it.

Step 2: free it

• Close the app listed as using the camera, or just end the call or close the tab.
• In a browser, close every tab that showed a camera icon in the address bar.
• Still stuck? Sign out and back in, or restart. That ends anything holding the camera in the background.

Step 3: avoid it with virtual cameras

Virtual cameras (FaceLive Camera, OBS Virtual Camera, NVIDIA Broadcast) use your real webcam and publish a new camera. The rule is:

The virtual camera app gets the real webcam. Every other app gets the virtual camera.

So with FaceLive Camera running, set WhatsApp, Zoom, Teams and your browser to FaceLive Camera, never to your real webcam. If they're set to the real webcam, they and FaceLive fight over it, and whoever starts second gets “camera in use”.

A good order: start FaceLive Camera and press Transform first, then open your call app.

Other causes

• Privacy switch or shutter. Some laptops have a physical shutter or an F-key that turns the camera off.
• Camera access is off. In Settings → Privacy & security → Camera, turn on Camera access and Let apps access your camera.
• Driver trouble. In Device Manager → Cameras, right-click your camera → Disable, then Enable.
• Antivirus webcam protection. Some security suites block camera access per app; allow the app you're using.

FAQ

Can two apps share one webcam? Usually not at the same time. That's why virtual cameras exist.

Why does it work after a restart? A restart ends whatever app was holding the camera.

Does FaceLive store my camera video? No. Frames are processed for the live render and discarded. See the privacy and safety guide.