1. Közösség
2. Classroom Product Questions and Feedback
3. Courses updated then mastered percentage lost?

Many THANKS for this. 

1. Közösség
2. Classroom Product Questions and Feedback
3. Courses updated then mastered percentage lost?

I agree with Jeffrey 100%. When a course is updated or significantly changed, it is important for students to be able to continue with the "old" version of the course until completed. For example, ...