Initial setup To enable recording ready notification the BBB server should be able to contact the Moodle server. In most case (development environment) the default BBB server is not able to do that. Best is to use ngrok: Download ngrok ( https://ngrok.com/download) Launch ngrok: ngrok http 8081 Take a note of the external url: https://xxx.ngrok-free.app Setup you site so it will answer ngrok: $CFG->wwwroot = 'https://xxx.ngrok-free.app'; $CFG->sslproxy = true; Launch local PHP server on 8081:  php -S localhost:8081 Normally you should be able to view your moodle instance on the external url ( https://xxx.ngrok-free.app)   Also to receive the recording ready notification you will need to setup the email system. Best is to use mailcatcher . Add to config.php: $CFG->smtphosts = 'localhost:1025'; Run mailcatcher: mailcatcher Test Login as admin Go to Site Administration >  Plugins > BigblueButton > Experimental features > Register live sessions bigbluebuttonbn_meetingevents_enabled (checked) Go to Extended capabilities > check Send recording available notification (bigbluebuttonbn_recordingready_enabled) Create a course C1 and BBB instance B1 In B1, join a session Click on the "Start recording" button to create a recording End the session by using "End meeting for all" Run cron so that recording can be processed and the notification task runs Check the recording ready message is received via email