You can only inactivate non-WBT courses. When a course is inactivated, it is removed from all learning plan assignments, learning programs, and prerequisites.
To inactivate a course
Click Content > Library on the navigation bar.
The Library page displays.
In the Non-WBT Courses section, select the radio button in the left hand column next to the desired course.
Click Inactivate Course.
When the message displays asking if you want to continue, click OK.