True if Word saves only changes to a document. When reopening the document, Word uses the saved changes to reconstruct the document. Read/write Boolean.
The AllowFastSave and CreateBackup properties cannot be set to True concurrently.
This example sets Word to save the complete document, and then it saves the active document.
Options.AllowFastSave = False
ActiveDocument.Save
This example returns the current status of the Allow fast saves option on the Save tab in the Options dialog box.
Dim blnFastSave as Boolean
blnFastSave = Options.AllowFastSave