First thing to check: browser permissions. Click the lock icon in your address bar and make sure camera and microphone access is allowed. If you see a blocked icon, reset the permissions and refresh the page. Sometimes other apps grab control of your hardware — close Zoom, Skype, or any recording software running in the background. On Windows, go to Settings > Privacy > Camera/Microphone and verify that desktop apps can access your devices. Mac users should check System Preferences > Security & Privacy. If the issue persists, try a different browser. Chrome works best with Meet, but Firefox and Edge are solid alternatives.
Check the meeting link carefully — even one wrong character breaks it. If you're using a company or school account, make sure you're signed into the correct Google account. Some organizations restrict external participants. Try opening the link in an incognito window to rule out extension conflicts. Clear your browser cache and cookies, then attempt joining again. Mobile app users should update to the latest version from App Store or Google Play.
This happens when your microphone picks up sound from your speakers. Use headphones to eliminate the loop instantly. If you must use speakers, lower their volume and move farther from your microphone. Make sure only one device is connected to the meeting — having both phone and laptop in the same room creates echo. Check that no other participants have multiple devices connected to the same session.
Run a speed test to verify your internet connection delivers at least 3.2 Mbps download and 1.8 Mbps upload for HD video. If speeds are low, switch to mobile data temporarily or move closer to your router. Disable VoIP quality features in Settings > Audio if your connection struggles. Schedule important meetings during off-peak hours when network traffic is lighter. Consider upgrading your internet plan if you regularly host large meetings.