People ask also, how do I clear notifications on my MacBook Pro? To COMPLETELY DELETE notification apps do the following: 1) open Safari 2) then click on “Safari” in upper left corner 3) select “Preferences” 4) in Preferences, go to “Extensions” and 5) you are there–select the notification app(s) you wish to delete. Turn on or off notifications you want to receive. Choose your settings: To turn off all notifications, tap Notifications off. All other notification options for the app are dimmed.īest answer for this question, how do I turn off all notifications? Touch and hold the notification, and then tap Settings.