You can't bind qq account on your mobile phone, you can only bind QQ through the computer webpage. Methods and steps of binding QQ and computer version account;

1. Open the website and log in.

2. Put the mouse on your avatar.

3. Click Personal Center in the pop-up window.

4. Select Account Security on the left side of the Personal Center page.

5. Find the project that binds the QQ account, and click Bind.

6. A QR code will appear after clicking. Scan the QR code with mobile QQ to bind successfully.