How to modify the service password of Unicom mobile phone card through SMS?

Unicom number forgot the service password, you can reset the password through the following channels:

1. You can enter the login page of Unicom's online business hall, click Forgot Password and follow the prompts.

2. After entering the login page of the mobile phone business hall, click Forgot Password, enter the mobile phone number and verification code, and then press Next. At this time, the mobile phone will receive a 6-digit SMS password, enter the SMS password, new password, verification code and other information, and then click Next to reset the service password;

3. Log in to the homepage of Unicom's online business hall with a random password, click Business Handling > Other Business > Service Password Settings > Password Reset, and then click "Handle Now" to follow the prompts;

4. Send the free SMS instruction "MMCZ#6 new password" to 100 10.

In addition to the above methods, you can also call the local 100 10 or go to the local business hall to reset the password.