How does Apple set notification mute mode?

Step 1: In the Settings application, click to enter the Notification Center.

Second, at the bottom of the "Notification Center" page, there are many applications, such as telephone, information, calendar, weather and so on.

Step 3: Click to enter an application (such as information), and you can make settings such as "prompt tone", "display in notification center" and "lock screen display".

Step 4: Click to enter the "Reminder Sound" option page, and select "None" to set it as "Mute" mode.