Create a course Create h5p activity (you can use attached package) Go to h5p activity page Ensure this query returns some results SELECT f.id, f.pathnamehash FROM mdl_files f WHERE f.filearea = 'cachedassets' ; Run cleanup cron task php admin/cli/scheduled_task.php --execute= '\core\task\h5p_clean_up_task' Ensure this query returns no results SELECT f.id, f.pathnamehash FROM mdl_files f WHERE f.filearea = 'cachedassets' ; Go to activity page again Ensure this query returns some results SELECT f.id, f.pathnamehash FROM mdl_files f WHERE f.filearea = 'cachedassets' ; Purge caches (you can do it 2 different ways): Go to Site administration->Development->Purge caches and click Purge all caches run this in command line inside your moodle directory (smth like /var/www/moodle) php admin/cli/purge_caches.php Ensure this query returns no results SELECT f.id, f.pathnamehash FROM mdl_files f WHERE f.filearea = 'cachedassets' ;