This configuration activates or disables range request detection on the CDN. This allows CDN Mesh Delivery to ask your CDN servers is they have range request activated. If it is not the case, range request will not be used by Mesh Delivery.
In some cases, CDN servers can return false-positives and therefore affect Mesh Delivery efficiency.
To learn more about range requests and learn how to activate them, please see the articles here.
By default, it is set to ON in the "default" property.
Changes made to a property take up to 2 minutes to be effective.