After the mobile phone is registered, bind the QQ number, and then unbind the mobile phone, so that you can log in with QQ, and you can register the WeChat account with the QQ number completed by this binding method.

1. Open WeChat and click "Register" below.

2. Fill in the nickname, phone number and password, find a photo in your mobile phone as your avatar, and then click "Register".

3. Jump out of the pop-up window to confirm the mobile phone number, click "OK", and you will receive SMS reminder.

4. "Add address book friends" to see your own needs. If you don't need it, just click "Later" at the bottom.

5. Enter WeChat and click "Bind QQ to find more friends" at the top.

6. Enter the QQ number and password to bind, and click "Bind".

7. After binding, return to the main page and click Me-Settings-Account and Security-Mobile Number in the lower right corner.

8. Then click the unbinding mobile phone number to unbind it. After logging out, click "Switch Account" in the upper right corner and choose to log in with QQ number.

9. Enter your QQ account and password, and then click Login. Login is successful, so as to complete the registration of WeChat account with QQ number, and you can log in to WeChat directly with QQ number in the future.