This article will cover creating groups assignments in the Ultra Course View.
This is the Ultra Course View, go to Original Course View.

Select the plus sign in a circle.

Select Create.

Select Assignment.

Select the gear icon for assignment settings.

Select Assign to groups.
1. Select Custom to create a new group.
2. Select Randomly Assign to create a new group.
3. Select Self-enrollments to create a new group.
4. Select Group Set: Groups to reuse a group already created. Only 1 Group Set may be assigned.
5. Select Save.
More information can be found at Creating Ultra Groups.
Select Save