Options.BackgroundOpen property

True for Microsoft Word to open Web documents in the background.

Namespace:  Microsoft.Office.Interop.Word
Assembly:  Microsoft.Office.Interop.Word (in Microsoft.Office.Interop.Word.dll)

bool BackgroundOpen { get; set; }

Property value

Type: System.Boolean

While Microsoft Word is opening a large Web document in the background, users can continue to type and choose commands in another document. However, until the Web document is fully opened, Word Visual Basic for Applications functions are disabled for the document being opened.