How to set SMS not to open?

It may be that the notification permission of the application is restricted, or it may be a setup problem. Just set it in the settings.

1. Open the phone settings and click "Notification and Status Bar". 2. After entering the interface, click the "Notification Intelligent Management" option. 3. Then, here are all the applications installed on the mobile phone. Find "Information" and click "Enter Settings". 4. You can see whether the notification authority of mobile phone WeChat is closed, gray means closed, and green means open. 5. If the notification agency is closed, click Open. You can open the prompt type.