You can set how long a user can go back and look over the course content.

• Forever
  • The user can return to review the course during and after they have completed it.
• Number of Days after Completion
  • The user can review the course up to a specified number of days after they have completed the course.
• Number of Days after Registration
  • The user can review the course up to a specified number of days after they have registered for the course. If they have not taken the course before the day timer expires, they will not be able to take the course.
• Until Course Completion
  • The user can review the parts of the course they have completed so far, but as soon as they finish, they will not be able to view it anymore.