From the menu select Edge Groups then click Add Edge group.
Give the group a descriptive name then select either Static or Dynamic:
This option lets you manually add environments to the group from a list. Select the required environments then click Add edge group.
This option lets you automatically associate environments via their tags. If you choose this option you will need to refine how Edge environments are dynamically associated.
When you select a tag from the dropdown, environments with that tag will appear in the results.
Click Add edge group to associate the environments to the group.