How To Turn Off Notification On Facebook Group?

When you join a group on Facebook, by default, you are automatically subscribed to all notifications. That means your notifications feed can end up being littered with unnecessary alerts everytime people posts something to that group. That is exactly the problem. I had same problem with you. Fortunately, Facebook was kind enough to give you an option to turn off these annoying behaviors. Now, follow introduction and your problem will stop:

First, go to Facebook and login:

Then, go to this group you want turn off notifications:

Finally, Notifications ~> Off: