Returns or sets the name and path of the source file for the linked OLE object. Read/write String.
Example
This example sets the source file for shape one on slide one in the active presentation to Wordtest.doc and specifies that the object's image be updated automatically.
With ActivePresentation.Slides(1).Shapes(1)
If .Type = msoLinkedOLEObject Then
With .LinkFormat
.SourceFullName = "c:\my documents\wordtest.doc"
.AutoUpdate = ppUpdateOptionAutomatic
End With
End If
End With