Hello Chop1n, Would you try this please : When you're on that site, click on the 'i' in a circle, next to the padlock at the left side of the address bar. Then click on the little black arrow on the dropdown (next to 'Connection') and then on "More Information", which will take you to "Page Info". Click on the 'Permissions" tab and scroll down to "Use the Microphone". Uncheck "Use Default" and check "Allow". Then close and restart Firefox. 'Hope that works ...... ---------------------------------------------------------------------------------------------- Separate issue : Your system details show that you need to update your Adobe Flash Player - you're running an older version, which can cause problems. Would you please uninstall your current version and install the latest version, which is '''32.0.0.156''' Uninstaller : https://helpx.adobe.com/flash-player/kb/uninstall-flash-player-windows.html https://get.adobe.com/flashplayer/ Note : some 'extras' may be offered in the download. (I love your piano concerto no.1, 2nd movement .... )