If your camera isn't working in Google Meet, there are several ways you can troubleshoot and fix your video in the app.
Since the issue pertains to the Camera app, the first thing you should do to remediate this is to run the Camera troubleshooting utility. You will find the option for this in the Windows Settings.
As explained earlier, the primary cause of blurry pictures or videos by a webcam is the dirty camera lens. If the lens of your webcam is dirty, clean it with a soft lint-free cloth. This will fix the ...