How to use Unicom card to send SMS to modify password?

1. Send a short message with "mm" to 100 10, and wait patiently for a reply.

2. Reply to "4" when replying, and wait patiently for the reply.

3. Continue to reply to "405" as required, and then wait patiently for the reply.

4. Reply "MMCZ#6 Password" as required, wait patiently for the reply and reply the confirmation code.

5. If you encounter "Sorry, the service you accessed is temporarily unavailable, please try again later, or consult 100 10", continue to reply to the confirmation code, prompting that the verification code is invalid, and continue to reply to the confirmation code until it is successful.