How to display the mobile phone name to answer the phone?

Let the phone display the name of the other party when making a phone call, and you can enter the contact number into the address book. Whether it is an old machine or a smart machine, the most common address book functions are available.

First, open the settings on the phone desktop. After entering the settings page, click the system application indicated by the arrow at the bottom of the page. On the following page, click Phone Book. Next, click the contact you want to display.

If the built-in settings have not been changed, it is still difficult for the built-in system after root to achieve this effect by changing the system files, but if there is already a built-in communication program, another software is needed, that is, communication software with dial-up interface and answering interface.