New mobile phones need authentication to log in to WeChat. How to solve it?

1. Download and install WeChat on the mobile phone, and enter the account password to log in.

2. Prompt for verification. If the mobile phone is around, you can click SMS verification to log in directly.

3. Enter your mobile phone number and enter the next step after the verification code;

4, the phone is not around, you can invite friends to verify.

4. Contact at least 2 WeChat friends by phone/SMS, and ask them to send digital codes to their own WeChat for auxiliary verification.

5. After the friend-assisted verification is completed, you can log in to WeChat normally;

How to change the mobile phone number:

1. Log in to WeChat with the previously bound mobile phone number and find "Account and Security" in the settings.

2. Click Enter Account and Security to find the "Mobile Number" option.

3. Click the "change mobile phone number" option below to complete the modification.