1. First find the QQ icon on the mobile phone desktop and open it;
2. After opening the mobile QQ, click on the top contact-slide to the subscription number, find the growth platform, enter the subscription number, and click on Home Guard:
3. Then click I am a parent, click I have read and agreed below, and then click Next;
4. After entering the new page, click "Children play with their own accounts".
5. Next, choose the correct binding invitation method according to the account (WeChat or QQ) used by the child.
6. Then join the family guardian platform by scanning the code on the child's mobile phone or accepting the connection.
Note: Be sure to follow the prompts, otherwise it will be difficult to pass, and the child has no ID card and can only be replaced by his family.