How to use the qq address book of mobile phone and what are its functions?

How to use qq address book of mobile phone;

Open qq, and in the contact options, click Address Book.

Click Enable.

Enter your mobile phone number, and then click Next. Enter the SMS verification code and click Next. Click OK to allow qq to access your address book. You can use it after that. QQ address book not only optimizes the function of the phone's own address book, but also adds some humanized communication auxiliary functions, such as quick desktop dial-up search function, vibration connection, chat SMS communication, and contact synchronization with QQ server.