What information can be checked on the secondary card using the main card of the mobile phone?

You cannot check the information of the secondary card on the main card of the mobile phone, because once the mobile phone card operator sells the mobile phone card, whether it is the main card or the secondary card, it has the right to protect the privacy of the owner of the card, including phone calls. , text messages, etc., cannot be maliciously disclosed or monitored.

The operating environment of this tutorial: MIUI12.5 system, Xiaomi Mi 12 mobile phone.

What information about the secondary card can be checked with the primary card on the mobile phone?

The primary card of the mobile phone cannot be checked for the secondary card.

The primary and secondary cards can share the same traffic, call duration, personal information, etc. in the package, but they are completely independent in use. The primary card cannot view the call records and other information of the secondary card, unlike the two cards The cards are the same.

The main card is the first card of the mobile phone. It is specially designed by the mobile phone operator to use the functions of the main card. The secondary card is an additional card. Many functions may not be used. Some secondary cards can only make and receive calls. Call, send text messages.

Once the mobile phone card operator sells the mobile phone card, whether it is the main card or the secondary card, it has the right to protect the privacy of the owner of the card, including calls, text messages, etc., and cannot maliciously disclose or monitor it.

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