Facebook Messenger for Windows is being shut down on March 3rd, according to notifications being sent to users. The installer app for the chat software has been taken down as well.
“We?re sorry, but we can no longer support Facebook Messenger for Windows, and it will stop working on March 3, 2014. We really appreciate you using Messenger to reach your friends, and we want to make sure you know that you can keep chatting and view all your messages on Facebook.com,” states Facebook in their messenger app service.
Facebook released Facebook Messenger for Windows in March 2012. The app let users chat without having to open the website in the browser. Facebook confirmed that the service was about to expire, but did not explain why it is being shutdown.