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Huawei dual card dual standby mobile phone, the second card can talk, but can't receive information, why?
Restart the phone to see if there is a signal problem.
2. Try to replace another SIM card.
3. Check whether the mobile phone is equipped with security guards or third-party SMS software, and test it after unloading.
4. Back up mobile phone data (phone book, SMS, multimedia files, etc.). ) and restore the factory settings.
How to restore factory settings:
From the mobile phone system, go to Settings-Privacy-Restore factory settings.
After the mobile phone is fully charged, press the "power button" and "volume up button" at the same time for more than 5 seconds when it is turned off. It must be guaranteed for such a long time, and then the mobile phone enters the setting state. You can read them one by one, but you should read them carefully before you do it, which will empty everything you have installed on your mobile phone.
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