AutomaticValidation Property
Returns a Boolean that represents whether Microsoft Word will validate the XML in a document as a user types. Corresponds to the Validate document against attached schemas check box in the XML Options dialog box. True indicates that Word performs real-time validation. False disables real-time validation.
expression.AutomaticValidation
expression Required. An expression that returns an XMLSchemaReferences collection.
Example
The following example disables validation of XML for the active document.
ActiveDocument.XMLSchemaReferences _
.AutomaticValidation = False