18. Managing Notifications# Use the topics in this section to learn about managing notifications. 18.1. Accessing the Notifications Tray 18.2. Notification Icons, Alerts & Context 18.3. Interacting with Notifications 18.4. Notification Lifecycle 18.5. Personalizing Your Notification Preferences 18.5.1. Accessing Notification Preference Settings 18.5.2. Course-Specific Preferences 18.5.3. Choosing Notifications for Platform Areas 18.5.4. Discussion Notifications