expression.Language
expression Required. An expression that returns one of the objects in the Applies To list.
Remarks
If a valid language code is specified, the object will only be available in the View menu for the specified language type. If no value is specified, the object item is available for all language types. The default value for this property is an empty String.
Example
The following Microsoft Visual Basic/Visual Basic for Applications (VBA) example sets the language type of all View objects of type olTableView to U.S. English.
Sub SetLanguage()
'Sets the language of all table views to U.S. English.
Dim olApp As Outlook.Application
Dim objViews As Outlook.Views
Dim objView As Outlook.View
Set olApp = New Outlook.Application
Set objViews = _
olApp.GetNamespace("MAPI").GetDefaultFolder(olFolderInbox).Views
'Iterate through each view in the collection.
For Each objView In objViews
Debug.Print objView.Name
'If view is of type olTableVIew then set language.
If objView.ViewType = olTableView And objView.Standard = False Then
objView.Language = "EN-US"
End If
Next objView
End Sub