LinkFormat Object
Contains properties and methods that apply to linked OLE objects. The OLEFormat object contains properties and methods that apply to OLE objects whether or not they're linked. The PictureFormat object contains properties and methods that apply to pictures and OLE objects.
Using the LinkFormat Object
Use the LinkFormat property to return a LinkFormat object. The following example loops through all the shapes on all the slides in the active presentation and sets all linked Microsoft Excel worksheets to be updated manually.
For Each sld In ActivePresentation.Slides
For Each sh In sld.Shapes
If sh.Type = msoLinkedOLEObject Then
If sh.OLEFormat.ProgID = "Excel.Sheet" Then
sh.LinkFormat.AutoUpdate = ppUpdateOptionManual
End If
End If
Next
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