Messenger Spam Block - Version 1.0 In order for you to be able to easily stop messenger spam pop-ups from appearing on your computer, we developed a small free utility: Messenger Spam Filter.Windows, by default, leaves the messaging service active upon installation. Once deactivated, the messenger spam can no longer invade your system or your privacy. Messenger Spam Filter allows temporarily deactivating or permanently disabling the Messenger service, Messenger Spam Filter temporarily deactivates or permanently disables the Messenger service, protecting you from annoying Messenger pop-up windows.