Thank you for contacting us. Currently this is not supported but we will think about it.
As a workaround you can change the sorting criteria in the pages grid and then you can select as many pages as you like and Publish/Unpublish them.
the Telerik team
Do you want to have your say in the Sitefinity development roadmap? Do you want to know when a feature you requested is added or when a bug fixed? Explore the Telerik Public Issue Tracking
system and vote to affect the priority of the items