Capabilities/communication/matrix:moderator
From MoodleDocs
This allows a user to moderate a Matrix room created in a course.
This capability is allowed for the default roles of manager, teacher and non-editing teacher.
Note: You are currently viewing documentation for Moodle 4.4. Up-to-date documentation for the latest stable version of Moodle may be available here: Capabilities/communication/matrix:moderator.