Huawei Y5 2017 User Manual page 20

Viewing notifications on the lock screen
New notifications (such as missed calls and messages) are displayed on the lock screen.
Swipe right on a lock screen notification to view its details.
By default, your phone will only display lock screen notifications for certain applications. If
you want to enable lock screen notifications for more applications, see
permissions.
Managing notification permissions
Disable notifications for an application to prevent unnecessary disturbances.
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Open Settings.
Getting Started
Managing notification
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