Camera In Use - How to Fix
Why This Error Appears
The "Camera is being used by another application" error occurs when another program has exclusive access to your webcam. Most webcams can only be used by one application at a time.
Common culprits:
- Video conferencing apps - Zoom, Microsoft Teams, Skype, Google Meet
- Streaming software - OBS Studio, Streamlabs
- Camera apps - Windows Camera, Photo Booth (Mac)
- Background apps - Some apps run in system tray
Quick Fix
- Close all video apps - Zoom, Teams, Skype, Discord, OBS
- Check the system tray - Right-click and quit any camera-related apps
- Restart your browser
- If nothing works, restart your computer
Find Which App is Using the Camera
Windows 10/11
- Look at the taskbar - when the camera is in use, you'll see a camera icon
- Go to Settings → Privacy & Security → Camera
- Scroll down to see "Recent activity" showing which apps accessed the camera
Windows Task Manager Method
- Press Ctrl + Shift + Esc to open Task Manager
- Look for these apps and end them:
- Zoom Meetings
- Microsoft Teams
- Skype
- Discord
- OBS Studio
- Webex
- Right-click → End Task
Mac
- Look at the menu bar - a green dot appears when camera is in use (macOS Monterey+)
- Open Activity Monitor (search in Spotlight)
- Search for video apps and click X to quit them
- Or use Terminal:
lsof | grep "Camera"
Common Apps to Check
| App | How to Close |
|---|---|
| Zoom | Click profile icon → Sign Out, or quit from system tray |
| Microsoft Teams | Right-click system tray icon → Quit |
| Skype | File → Sign Out, or quit from system tray |
| Discord | Quit from system tray (it runs in background) |
| OBS Studio | Close the application completely |
| Slack | End any active huddle, then quit |
Browser Tab Issues
Sometimes another browser tab is using the camera:
- Close other tabs that might have camera access (other video call sites)
- Check other browser windows
- Close all browser windows and reopen
Prevent Future Issues
- Disable "Start on login" for video apps you don't always need
- Close video apps completely after meetings (they often stay in background)
- Use one video app at a time
Test Your Camera
After closing other apps, test your camera on DoCam.io Webcam Test to verify it's now available.