View User Groups
The People page defaults to the Everyone tab, which displays all users in your course. To view user groups, click the Settings icon  and select the View User Groups link . Or click the Groups tab .
View Group Sets
Once you create a group set in your course, the group set appears as a tab  for easy access to the group information. You can also view a group set directly by clicking the name of the tab.
The highlighted tab  shows which group set you are viewing. Click any tab to view another group set.
By default, all groups are collapsed in the page. You can expand each group and see which students are assigned to each group in the group set, if any, by clicking the arrow next to the group name .
Once students are participating in a group, you can view activity within a group .
Add Group Set
To add a group set, click the Add Group Set button.
Manage Group Sets
To manage the details of the group set, click the Settings icon .
To edit the group set, click the Edit link .
To clone the group set, click the Clone Group Set link . Cloning a group set will copy the entire group set, including all groups, group leaders, and memberships. You can also create a new name to differentiate the cloned group set. If you do not change the name, the group name will remain the same but identified as a clone.
If you want to modify a group but the group includes student submissions, you should clone the group instead of modifying the group memberships. Modifying the group may have unintended consequences for student grades.
To delete the group set, click the Delete link . Deleting a group set also deletes all the groups within the group set.