How do I edit the locations of a CDN Edge Group?
Navigate to 'CDN Edge Groups' and click on the label name of the CDN Edge Group.
Start adding locations to the CDN Edge Group by clicking the assign button at the last column of the 'Available Locations' section.
Start Removing locations from the CDN Edge Group by clicking the unassign at the last column of the 'Assigned Locations' section.
Effect of the changes will be reflected on the CDN resources in 15 minutes.