1. In the vSphere Web Client, click Networking & Security > Groups and Tags.
  2. Navigate to MAC Sets:
    • In NSX 6.4.1 and later, ensure that you are in the MAC Sets tab.
    • In NSX 6.4.0, ensure that you are in the Grouping Objects > MAC Sets tab.
  3. If multiple IP addresses are available in the NSX Manager drop-down menu, select an IP address, or keep the default selection.
    • To manage universal MAC address groups, the primary NSX Manager must be selected.
  4. Select the group that you want to delete, and click the Delete (Delete icon in HTML5 interface. or delete) icon.