XL 2010 Envoi d'une feuille spécifique par mail via VBA

Private Sub Mail_workbook_Outlook_2()
'Mail a copy of the ActiveWorkbook with another file name
    Dim wb1 As Workbook
    Dim TempFilePath As String
    Dim TempFileName As String
    Dim FileExtStr As String
    Dim FileNameStr As String
    Dim OutApp As Object
    Dim OutMail As Object

    With Application
        .ScreenUpdating = False
        .EnableEvents = False
    End With

    Set wb1 = ActiveWorkbook
  
    FileNameStr = Range("AT1").Value

    'Make a copy of the file/Open it/Mail it/Delete it
    'If you want to change the file name then change only TempFileName
    TempFilePath = Environ$("temp") & "\"
    TempFileName = FileNameStr
    FileExtStr = ".xlsm"

     wb1.SaveCopyAs TempFilePath & TempFileName & FileExtStr

    Set OutApp = CreateObject("Outlook.Application")
    Set OutMail = OutApp.CreateItem(0)

    On Error Resume Next
    With OutMail
    
        .to = Range("ah2") & ";" & Range("ah3") & ";" & Range("ah4")
        .CC = Range("AO11")
        .BCC = Range("AO5") & ";" & Range("al5")
        .Subject = ""
        .Body = ""
        .Attachments.Add TempFilePath & TempFileName & FileExtStr
        'You can add other files also like this
        '.Attachments.Add ("C:\test.txt")
        .Send   'or use .Display
    End With
    On Error GoTo 0

   'Delete the file
    Kill TempFilePath & TempFileName & FileExtStr

    Set OutMail = Nothing
    Set OutApp = Nothing

    With Application
        .ScreenUpdating = True
        .EnableEvents = True
    End With
End Sub