If you accidentally add a group or simply need to erase clutter from your calendar, you can remove a group. However, removing a group will clear any rows and events within the group, this action is final and cannot be undone.
Step 1 — Click More
Access a groups menu by hovering over a group, then click the More Icon (⋯)
Step 2 — Remove Group
In the group's drop down menu, click Remove Group.
Step 3 — Confirm
Finally, click Remove Group to confirm.
NOTE: Removing a group will clear it's rows and events, this action cannot be undone.