The tech check verifies the audio, microphone, camera and network. This is to ensure that everything will work as expected during your moderated session.
Depending on the warning that you are getting, you can refer to the below:
- Cannot hear the bell
- Microphone not working
- Camera not working
- Network error or poor connection
- Cookies disabled
- Clear cache
If you are on a company network and/or computer, your IT department might need to whitelist some domains that are required. As a quick solution, if possible, try without VPN, connecting to another network or or using another computer.