Sometimes the secondary card of dual-card dual-standby mobile phone can't receive SMS.

1. If it's an official SMS from an operator, a bank or a group purchase, please try to resend it, check the status of your sim card, and restart your mobile phone to receive it again later. If it is a verification code, it is suggested to try sending and receiving again in another location to rule out whether it is caused by network reasons. Change other time periods to receive again.

2. Brand model: iPhone 12 System: iOS 1 1 Apple Dual Card Another card can't receive SMS, which may be caused by the phone not enabling this number.

3. According to your description, I suggest you try the following methods: Settings-Application Manager-Slide Screen Options (All)-Find information-Click Enter to clear data, and try. Try to replace another SIM card. Check whether the mobile phone is equipped with security guards or third-party SMS software, and test it after unloading.

4. I suggest you try the following methods: restart the phone to see if there is a signal problem. Try to replace another SIM card. Check whether the mobile phone is equipped with security guards or third-party SMS software, and test it after unloading.

5. The secondary card can't receive the SMS. Please check whether the flight mode is on, whether the mobile phone number is in arrears, and whether the mobile phone card is damaged. If the mobile phone card is damaged or the phone is in arrears, it is impossible to accept SMS normally. If the problem still can't be solved, take the mobile phone invoice to the local Huawei for after-sales inspection.

6.iTunes will restore the iPhone. Take Apple xr as an example. The system version is iOS 1 1. The reason why the iphone secondary card can't receive SMS and the solution are as follows: There is something wrong with the phone, try to restart the phone. Mobile phone network problems, try to restore the mobile phone to the network settings. Contact the operator or Apple for after-sales solutions.