Deactivating a group will not permanently remove a group from the system. If you do deactivate a group, you can always bring it back by activating it again. Follow these steps to deactivate a group.
Click on the Admin key
Click on Groups
Select the group(s) that you want to delete by ticking their checkbox
Click on the three vertical dots menu and select Deactivate
Please contact email@example.com with any questions.