Test with both Boost and Classic themes Requirement You'd need the  WAVE browser extension  for this test Test 1 Log in as admin Go into a course and turn editing on View source of the page (usually ctrl+u) Copy the source Visit  https://validator.w3.org/nu/ Set the check by field to 'text input' and replace the content of the text editor with what you copied on step 4 Press the 'check' button Press the 'message filtering' button Verify that you don't see any of the following errors: Stray end tag input Duplicate attribute id Element div not allowed as child of element span in this context  (master only) Attribute new-sections not allowed on element a at this point Verify that you don't see the following warning: The ___ role is unnecessary for element ___ Test 2 Log in as admin Go to 'Site administration > Courses > Course default settings' and take note of the maxsections setting Create a new course in the Topics format with 5 topics (sections) Enter the course and turn editing on Click on the 'Add topics' link at the bottom of the course page Verify that the 'number of sections' field is limited to the value of maxsections from step 2 minus 5 Test 3 Log in as admin Go into site home Using the cog icon go to More... > Question bank > Questions Click on the 'Create a new question' button Press the WAVE icon on your browser Verify that you do not see any 'Orphaned form label' warning Test 4 (versions 3.7 and 3.8 only) Log in as admin Go into a course and turn editing on Click on one of the 'Add an activity or resource' links Press the WAVE icon on your browser. Verify that you do not see any 'Orphaned form label' warning