Knowledgebase : Desktop/Web > Notifications
To turn off notifications for a post, click the downward arrow in the top-right of the post and select, "TURN OFF NOTIFICATIONS FOR THIS POST."
To turn off/on your email notifications, click on your name (next to your little profile picture in the upper right) and select to "MY ACCOUNT." From there, locate the "EMAIL NOTIFICATIONS" section and slide the tab ON OR OFF.