Trigger a macro to run after a new mail is received in Outlook

TriggerMacroToTunAfterNewMailIsReceived.vbs

Option Explicit
Private WithEvents inboxItems As Outlook.Items

Private Sub Application_Startup()
  Dim outlookApp As Outlook.Application
  Dim objectNS As Outlook.NameSpace
  
  Set outlookApp = Outlook.Application
  Set objectNS = outlookApp.GetNamespace("MAPI")
  Set inboxItems = objectNS.GetDefaultFolder(olFolderInbox).Items
End Sub

Private Sub inboxItems_ItemAdd(ByVal Item As Object)
On Error GoTo ErrorHandler

Dim Msg As Outlook.MailItem
Dim MessageInfo
Dim Result
If TypeName(Item) = "MailItem" Then
    MessageInfo = "" & _
        "Sender : " & Item.SenderEmailAddress & vbCrLf & _
        "Sent : " & Item.SentOn & vbCrLf & _
        "Received : " & Item.ReceivedTime & vbCrLf & _
        "Subject : " & Item.Subject & vbCrLf & _
        "Size : " & Item.Size & vbCrLf & _
        "Message Body : " & vbCrLf & Item.Body
    Result = MsgBox(MessageInfo, vbOKOnly, "New Message Received")
End If

ExitNewItem:
    Exit Sub

ErrorHandler:
    MsgBox Err.Number & " - " & Err.Description
    Resume ExitNewItem
End Sub