Within Settings > User Groups, you can easily create new user groups.
To do this:
Click the “Add user group” button in the top-right corner of the screen.
A sidebar will open where you can fill in the following fields:
Group name.
Email address to link to the group.
Assign users to the group.
(Optional) Define which modules the group should have access to.
Once all fields are completed, click “Save” to create and activate the group.