Use Do Not Disturb to make sure notifications don't appear on yoru screen during meetings, online presentations or when you just want to get more work done. There are a variety of ways to turn on and off Do Not Disturb, and also a variety of settings to customize it.
Take control of the notifications that appear at the top right corner of your Mac's screen and in Notification Center. Learn how to use the notifications, including hidden functionality like replying text messages right from the notification. Then find out how to turn them on, off, or modify them to fit your needs.