Update Method
Applies To
LinkFormat object.
Description
Updates the specified linked OLE object. To update all the links in a presentation at once, use the UpdateLinks method.
Syntax
expression.Update
expression   Required. An expression that returns a LinkFormat object.
Example
This example updates all linked OLE objects in the active presentation.
For Each sld In ActivePresentation.Slides
    For Each sh In sld.Shapes
        If sh.Type = msoLinkedOLEObject Then
            sh.LinkFormat.Update
        End If
    Next
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