How to remove the information displayed on Huawei's mobile phone screen?

Open settings, click Notification Center, and you can:

Prohibit an application from pushing notifications: find the application you want to set in the notification center interface, click it, and then turn off the notification permission switch.

Batch push notification is prohibited: click batch management, and then turn off all switches.

Open the settings, click notification center > lock screen notification, and you can choose to display all notifications, not display notifications, and hide notification contents.