Theme usage report
From MoodleDocs
Accessed from Site administration > Reports, the Theme usage report allows the admin to check which themes are used in which context - ie, User, Course, Cohort or Category.
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: Theme usage report.
Accessed from Site administration > Reports, the Theme usage report allows the admin to check which themes are used in which context - ie, User, Course, Cohort or Category.