What is the screen usage time for?

Take iPhone 1 1 of IOS 14 system as an example, the screen usage time can help users use their mobile phones reasonably. Open the system settings page of iPhone 1 1 and click "screen usage time" to set application restrictions, which can prevent teenagers from overusing their mobile phones.

Tips for using mobile phone: 1, iPhone 1 1 You can project a screen, connect the TV and iPhone 1 1 to the same wifi, and then turn on the screen mirroring function of the mobile phone, and the mobile phone will search for devices that can project a screen.

2.iPhone 1 1 has a built-in linear motor, which can adjust the vibration intensity. Open the phone system setting page, click on "Sound Touch", click on "Phone Ring" and select "Vibration" to enter the vibration setting page and select the vibration intensity.

3.iPhone 1 1 has NFC function, and one card can be used for multiple purposes. This function can be enabled in the wallet application of iPhone 1 1.

Data expansion: iOS 12 system has do not disturb mode, which can create notification screens to help users fall asleep more easily at night. Ios 12 includes a function to deal with spam messages and phone calls. As mentioned by developers, developers can create application plug-ins to allow users to report unwanted messages and incoming calls as spam.