You can’t turn off notifications entirely, but you can choose what you’re notified about and how you’re notified.

To add or edit your notification settings:

1. Click on the profile menu icon and click Info & Settings                                           
2. Click on Notification Settings                                                                              
   
3. Click into the tick boxes to adjust how you get notifications and what you get notifications about.                                                                                               
4. Click SAVE