What is Astrea Case Merge ?
It supports point and click graphical user interface which is very simple and easy to use. By using this lightning component, Salesforce administrators can merge Cases with the help of following criteria:_x000D_ Subject, Origin, Priority, Status, Contact and CreatedDate range. The component merges the duplicate Case in the parent Case and also their related Email Messages, Comments, Attachments and Files.The component requires 'My Domain' to be enabled in the Salesforce Org to function properly.