Quick Answer
The best time to fix audio or video is before the meeting starts. A quick preflight test checks whether the browser can see your camera, hear your mic, and play speaker audio.
Step-by-Step
- Run the webcam test and confirm the correct camera is selected.
- Run the microphone test and check input level while speaking normally.
- Play a speaker test and confirm sound comes from the device you plan to use.
- Check browser permissions if any device is missing or blocked.
- Close other meeting apps before joining the call.
Recommended Workflow
Open the most relevant calculator or utility first, enter a realistic starting point, then use the supporting tools to check assumptions, clean inputs, or prepare the final output.
FAQs
Why does my camera work in the test but not Zoom?
Zoom, Teams, or Meet may be using a different selected device or may not have permission in the browser or app.
Should I use browser tests before every meeting?
For important calls, yes. It takes less time than troubleshooting after everyone joins.
What if the mic level is too low?
Check input volume, headset position, browser permission, operating system sound settings, and whether noise suppression is interfering.