Last updated: September 2026 | Reviewed by: AppFixGuide Zoom Team | Read time: 9 minutes
A dead camera right before a call is stressful mostly because the cause could be hardware, an operating system permission, or Zoom itself. We tested every layer to build this list of 8 fixes, ordered from fastest to most advanced, so you can work through them quickly instead of guessing.
Quick Answer
Most Zoom camera failures come down to another app already holding the camera, blocked camera permissions at the operating system level, or the wrong camera selected in Zoom’s video settings. Closing other camera apps and re-checking OS-level permissions resolves this for the majority of users in under two minutes.
The 8 Fixes
1. Close Other Apps Using the Camera
Most webcams only allow one application to access them at a time. Close Teams, Skype, FaceTime, browser tabs with video calls, and any camera or streaming software running in the background, then reopen Zoom.
2. Check Camera Permissions (Windows)
- Open Settings → Privacy & Security → Camera.
- Confirm “Camera access” is turned on.
- Scroll down and make sure Zoom is allowed under “Let apps access your camera.”
3. Check Camera Permissions (macOS)
- Open System Settings → Privacy & Security → Camera.
- Confirm the toggle next to zoom.us is switched on.
- If Zoom isn’t listed, quit and reopen it once — macOS typically adds it the next time it requests camera access.
4. Select the Correct Camera in Zoom Settings
Open Zoom Settings → Video, and confirm the correct camera is selected from the dropdown. If you have both a built-in and an external webcam, Zoom may default to the wrong one.
5. Update Your Camera Driver
- Right-click the Start button and open Device Manager.
- Expand “Cameras” (or “Imaging devices”).
- Right-click your camera and select “Update driver” → “Search automatically for drivers.”
6. Restart Your Device
A full restart clears any background process that might still be holding the camera even after you close the app that opened it. This resolves a surprising number of “camera stuck” reports on its own.
7. Test the Camera Outside Zoom
Open your operating system’s built-in Camera app (Camera on Windows, Photo Booth on Mac). If it doesn’t work there either, the issue is hardware or driver-related rather than specific to Zoom.
8. Reinstall the Zoom App
If nothing else works, a clean uninstall and reinstall of Zoom clears any deeper local configuration issue that might be preventing camera access, without affecting your account or meeting history.
Frequently Asked Questions
My camera works in Teams but not Zoom — why?
This usually points to an app-specific permission issue rather than a hardware fault. Recheck Fix 2 or Fix 3 specifically for Zoom, since each app requests camera permission separately from the operating system.
Why is my Zoom camera showing a black screen instead of an error message?
A black screen with no error typically means Zoom technically has access but the video feed isn’t coming through — most often an outdated driver (Fix 5) or another app quietly holding the camera (Fix 1).
Does joining from a browser instead of the app fix camera issues?
Sometimes — the browser version of Zoom uses your browser’s own camera permissions rather than the desktop app’s, making it a useful way to isolate whether the problem is specific to the Zoom desktop client.
About This Guide
This guide was compiled by the AppFixGuide Zoom team based on testing across Windows 11 and macOS with both built-in and external USB webcams.