Apply the patch. Log in as admin. Go to Site administration → Appearance → Theme settings. Set the custommenuitems content to: Courses -All courses|/course/ -Course search|/course/search.php -### -FAQ|https://example.org/faq -My Important Course|http://localhost:8000/course/view.php?id=4 Mobile app|https://example.org/app|Download our app Save changes (maybe adapt the 'My Important Course' link so that it points to an URL of an existing course in your Moodle). Click on one of the sub items All courses , Course search , or My Important Course . In all of these cases verify that: The main menu item Courses is underlined with a blue line No other main item should have the blue line The sub-item in Courses that was clicked should have a Check icon on the left No other sub-item but the clicked one should have a Check icon. Click on the sub-item 'Course search' and perform a search. When you get the result page verify that: The main menu item Courses is still underlined with a blue line The sub-item Course search has the Check icon.