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How to change Unicom's service password

Unicom customers modify mobile phone password service:

1. SMS mode: edit SMS 405 to 100 10, and edit "MMCZ#6 new password # 6 digits after ID card" according to the sent SMS prompt to reset the service password.

2. Telephone hall or Internet hall mode: click the service password to log in, click the forgotten password, then enter the mobile phone number, click Next, and enter the verification code and new password as required.

3. Manual customer service

4. Business hall