How can I supress the Outlook warning while sending mail using macro in excel

Question

I am trying to send an email using macro in excel.

But when I run this code my mail client i.e. MS Outlook shows a pop up warning similar to
Someone is t

Answer 1

Adding to Julia Grant's Answer and Answering dsauce

When used Julia' Code directly I got the error RegisterWindowMessage This should be fixed by replacing Private Declare Function with Declare PtrSafe Function in the declaration section

Option Compare Database
' Declare Windows' API functions
Declare PtrSafe Function RegisterWindowMessage _
        Lib "user32" Alias "RegisterWindowMessageA" _
        (ByVal lpString As String) As Long

 Declare PtrSafe Function FindWindow Lib "user32" _
            Alias "FindWindowA" (ByVal lpClassName As Any, _
            ByVal lpWindowName As Any) As Long


Declare PtrSafe Function SendMessage Lib "user32" _
        Alias "SendMessageA" (ByVal hwnd As Long, _
        ByVal wMsg As Long, ByVal wParam As Long, _
        lParam As Any) As Long

Function TurnAutoYesOn()
Dim wnd As Long
Dim uClickYes As Long
Dim Res As Long
uClickYes = RegisterWindowMessage("CLICKYES_SUSPEND_RESUME")
wnd = FindWindow("EXCLICKYES_WND", 0&)
Res = SendMessage(wnd, uClickYes, 1, 0)

End Function

Function TurnOffAutoYes()
Dim wnd As Long
Dim uClickYes As Long
Dim Res As Long
uClickYes = RegisterWindowMessage("CLICKYES_SUSPEND_RESUME")
wnd = FindWindow("EXCLICKYES_WND", 0&)
Res = SendMessage(wnd, uClickYes, 0, 0)
End Function


Function fEmailTest()

TurnAutoYesOn  '*** Add this before your email has been sent



Set appOutLook = CreateObject("Outlook.Application")
Set MailOutLook = appOutLook.CreateItem(olMailItem)
With MailOutLook
    .To = " ;  

I know the thread is old, but it may help somebody