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Camera not detected in Teams

Teams cannot find your camera or shows only a black image. Get video back with per-OS instructions.

Last verified:

Affected systems

windows macos linux

Quick fixes

  • Close other apps using the camera (Zoom, OBS, browser tabs)
  • Check camera permission in the OS
  • Plug USB webcams directly into the laptop, not through a hub

Other apps blocking the camera

Only one app at a time can access the camera. Close every tool that might reserve it:

  • Zoom, Webex, Google Meet tabs in the browser
  • OBS Studio, Snap Camera
  • Teams Web in the browser parallel to the desktop client

Camera permission in the OS

Windows

  1. Settings, Privacy and Security, Camera (ms-settings:privacy-webcam)
  2. Enable “Camera access” and “Let apps access your camera”
  3. Enable Microsoft Teams in the list

macOS

  1. System Settings, Privacy and Security, Camera
  2. Enable Microsoft Teams
  3. Quit Teams and relaunch - permissions are only evaluated on launch

Linux

Linux has no central permission system. Make sure your user is in the video group:

groups | grep video

If missing:

sudo usermod -aG video $USER

Then log out and back in.

Driver issues

Windows

Open Device Manager (devmgmt.msc), expand “Cameras”. If your camera shows a warning icon:

  1. Right-click → “Uninstall device”
  2. Reboot - Windows reinstalls the driver automatically

macOS

macOS has no separate driver for the built-in FaceTime HD camera. External webcams usually do not need drivers either - if they fail, it is the USB connection or permission.

Linux

Test the camera outside Teams:

sudo apt install cheese
cheese

If Cheese sees the camera, the system recognizes it. If it is also black there, it is a driver problem - usually the uvc module is missing.

Hardware privacy switch

Many business laptops (Lenovo, Dell, HP) have a mechanical camera switch or function key (F8, F10). Check before chasing software.

External webcams

Plug the webcam directly into the laptop, not through a USB hub. Underpowered active hubs or USB 2.0 instead of 3.0 are common causes for black images.

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