OS X Mountain Lion: Change Notification Center preferences
Use Notifications preferences to change the apps that use Notification Center, or change how an app’s notifications appear in Notification Center. To open Notifications preferences, choose Apple menu > System Preferences, and then click Notifications.
- To have an app’s notifications not appear in Notification Center, deselect the “Show in Notification Center” checkbox.
(You can also drag the app down to the Not In Notification Center list.)
- To change how apps in Notification Center are sorted, choose an option from the Sort Notification Center menu.
Option Description Manually: You can reorder apps by dragging them up or down in the In Notification Center list. By time: The apps are listed based on notification times.
- To change an app’s Notification Center preferences, select the app on the left, and then change the preferences on the right.
Option Description Alert style: Select a style for the app’s notifications. Show in Notification Center: Choose how many of the app’s recent notifications to list.
(To remove the app from Notification Center, deselect the checkbox.)
Badge app icon: Select the checkbox to let the app show the number of notifications on its Dock icon. Play sound when receiving notifications: Select the checkbox to let the app play notification sounds.