- Go to the Chat tab in the left menu and select the person you wish to mute notifications for. If you select a Group Chat, you cannot mute individuals, but you can Mute the Group Chat itself.
- Click the three dots (a.k.a. More Options Menu) next to Chat you wish to Mute.
- Select "Mute" to avoid further notifications. Notice that you can also hide old conversations that are no longer active to clear up room in your Chat History window.
- You're all set!