How to Disable Facebook's Chat-Style Post Tab Notifications
When you chat with people on Facebook, each conversation appears at the bottom-right corner of the site as a chat tab. Now, Facebook is using the same tool for posts you’re following. Any time someone comments on your posts, or posts you’ve also commented on, a tab will pop up in the bottom-right corner. This can get overwhelming. Here’s how to turn that off.
24 Jul 2017 ... Here's how to turn that off. The Facebook Post Tabs (as Facebook refers to them) appear along the bottom of the screen on the web site.