Hi All, here my code #include <INet.au3> $s_SmtpServer = "localhost" $s_FromName = "n9mfk9" $s_FromAddress = "n9mfk9@yahoo.com" $s_ToAddress = "n9mfk@comcast.net" $s_Subject = "My Test UDF" Dim $as_Body[2] $as_Body[0] = "Testing the new email udf" $as_Body[1] = "Second Line" $Response = _INetSmtpMail ($s_SmtpServer, $s_FromName, $s_FromAddress, $s_ToAddress, $s_Subject, $as_Body) $err = @error If $Response = 1 Then MsgBox(0, "Success!", "Mail sent") Else MsgBox(0, "Error!", "Mail fa