IsSMTP(); $mail -> SMTPDebug = 1; $mail -> SMTPAuth = true; $mail -> Host = 'smtp.office365.com'; $mail -> Port = 25; $mail -> Username = 'info@doitinpoland.com'; $mail -> Password = 'Wuc84938'; $mail -> CharSet = "UTF-8"; $mail -> SMTPOptions = array( 'ssl' => array( 'verify_peer' => false, 'verify_peer_name' => false, 'allow_self_signed' => true ) ); $mail -> AddReplyTo( 'info@doitinpoland.com', 'info@doitinpoland.com' ); $mail -> SetFrom( 'info@doitinpoland.com', 'info@doitinpoland.com' ); $mail -> AddAddress( 'pyziak84@gmail.com', '' ); $mail -> Subject = 'test'; $mail -> Body = 'test'; $mail -> IsHTML( true ); echo $mail -> Send();