The refresh indicator is a feature available that was once only available SharePoint On-premise servers and it is now available for SharePoint Online servers from MacroView DMF/Message 8.9.491 and later .
Changes that have been made the tree will display with a refresh icon . Right clicking on the tree node and selecting Refresh will refresh the DMF tree-view display with any sites, libraries, folder and sub-folders that were created.
Note that the refresh icon will only appear when you start to use/click on a section of the tree that has changed.
When a refresh indicator appears, it means that new nodes have been created and a refresh of the parent node is required to see what new nodes have been created.
In the examples below, changes have been created by another user in the same tree folder location. The refresh icon appears to any user who is located in that folder tree, indicating a change has occurred in that location.
Right-clicking on the tree-view, or pressing F5, will refresh the tree-view display.
Refresh indicator occurs from Site collection down to folders, where a new site or library has been created:
Here, a new folder has been created: