It can be set by the following methods, taking Huawei Enjoy 7 as an example, and the specific steps are as follows:

1. Open the phone and find "Settings" in the phone:

2. Open Settings and find "Applications and Notifications":

3. Open the application and notification, and find "Notification Management":

4. Open notification management and find "Information" in the application list:

5. Open the information, open the notification permission function, and display it on the status bar and banner of the page, and then select "Lock screen notification" as the display: