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Where can Chongqing Mobile Card delete SMS and call records?

After the SIM card is put into the mobile phone, you can directly delete the short messages and call records on the mobile SIM card. As for the call records and SMS communication records of the mobile online business hall, they can't be deleted (China online business hall can query the communication records of the last six months, but it can't be queried with the passage of time).

Communication record query method:

Log in to the mobile online business hall with the service password, click "Detailed List Inquiry" in "Inquiry Service", click "Send Verification Code to Mobile Phone", and then enter the verification code received on the mobile phone for detailed list inquiry;

Log in to the mobile client on the mobile phone, and then you can find the detailed information in "Detailed Information Query";

If you automatically back up the messages and call records on your mobile phone to the cloud disk, you can log in to the network cloud disk to view the recorded information.