If you're running into issues with Chrome audio/video, check out the Chrome tutorial here.
If you're running into issues with Safari audio/video, check out the Safari tutorial here.
Follow these steps to give Pragli permission to use your camera and microphone in Firefox.
Grant access in Pragli
If you blocked microphone or camera access to Pragli in Firefox, simply unblock permissions to the camera and microphone directly within Pragli.
Refresh the page
The new permission changes require a page refresh.