If you want to delete a group and add its contents to a different group, you can merge the group with another group.
- Click the gear symbol .
- Under Lists, click Groups.
- Press and hold the Ctrl key while clicking both groups that you want to merge.
- Click Merge .
- Select the group you want to keep.
- Click OK.
Citavi adds all references and knowledge items from the deleted group to the other group.