How to make notifications such as WeChat SMS light up when the screen is turned off?

To light up the screen when setting SMS alerts:

Click Settings-Notification-Information-Notification Center on the mobile phone desktop, and check Show Preview Complete.

To light up the screen when setting the WeChat prompt:

1. Open the login WeChat;

2. Enter the main interface of WeChat and click "I", then click Settings;

3. Click the new message reminder option in the setting interface;

4. Enter the check box to receive new message notifications.