Restore the pre-defined folders from a server backup or recreate the missing folders. To restore Server Folders from a server ...

Restore the pre-defined folders from a server backup or recreate the missing folders.
    
To restore Server Folders from a server backup

1. Open the Dashboard.
2. Click Devices.
3. Select the server, and then click Restore files or folders for the server.

To recreate the missing Server Folders 

1. Open the Dashboard.
2. Click Storage, and then click Server Folders.
3. Select a folder which is missing, and then click Recreate the missing folder.