Millions of users using facebook messenger for video, voice and text chatting. The current White background of facebook messenger can cause damage to our eyes when we use it on night times. To solve this problem facebook introduced a dark mode application for the Facebook messenger that can help to prevent screen glare. Now this feature is only available in some countries, If this application becomes success every Facebook messenger user can use this feature. Here in this article, you can find more information about this Dark Mode feature.