Huawei P30
My phone's battery life is short
Solution 9 of 15: Notifications are turned on
When you turn on notifications, you will be notified about various events such as new email messages, messages from social networks and calendar appointments.
Press Settings.
Press Notifications.
Press the required app.
Press the indicator next to "Allow notifications" to turn the function on or off.
Slide your finger upwards starting from the bottom of the screen to return to the home screen.