...
Before you do this in a course that has already started, it's important to note that when you add a new grade item, the course will recalculate the grades for all users in this course. For example, if the course used to have one (1) activity in it, that activity would have been worth 100% of the course's grade. Now that you're adding a second grade item, the overall grade in the course is based on the grade of two (2) activities. Therefore, the course needs to recalculate everyone's grades based on the weight of each activity.
Step-by-step Guide
To add a manual grade item in a course:
...
If the learners are able to view the gradebook, they will be able to see the grade you entered.
