Here is how to fix it based on your setup.
Windows 10 and 11 have similar privacy controls that can disable the camera globally.
Settings → Privacy and security → Site Settings → View permissions stored across sites → Find meet.google.com → Reset permissions camera is blocked google meet
Zoom, Slack, FaceTime, OBS, or system camera apps can lock the camera. Close them and retry.
Go to System Settings > Privacy & Security > Camera . Check the box next to your browser (e.g., Chrome or Safari). Note that you must fully quit and restart the browser for these changes to take effect. 3. Resolve Hardware and Software Conflicts Here is how to fix it based on your setup
Go to Settings > Privacy & Security > Camera . Ensure "Camera access" is On and "Let desktop apps access your camera" is enabled for your browser.
Fortunately, it is usually a permissions issue that can be resolved in under a minute. This guide breaks down exactly why this happens and provides step-by-step solutions for every major device and browser. Close them and retry
Troubleshooting “Camera is Blocked” Error in Google Meet
Some security software (like Kaspersky or Norton) has a "Webcam Protection" feature that blocks browsers by default.
Reload the Google Meet page for the changes to take effect. 2. Check Browser Privacy Settings (Chrome) If the icon isn't appearing, you can force the setting: Go to Settings > Privacy and security > Site Settings . Select Camera . Ensure "Sites can ask to use your camera" is selected.