How to solve the problem that vivox 1 mobile phone can't receive SMS after changing its mobile phone card?

If the mobile phone can't receive the SMS, it can be solved according to the following methods:

1. Confirm whether the cell phone network signal is good. If the signal is not good, please try to change the network environment.

2. Check whether the third-party software (e.g. Yixin) is installed in the mobile phone, if so, please uninstall it;

3. Enter the mobile phone settings-system upgrade-detection update system (the path of some models is: settings-general/more settings-system upgrade);

4. Try to replace the mobile phone card;

5. Enter Settings-General-Restore Factory Settings-Restore all settings;

6. Enter Settings-General-Restore Factory Settings-Clear all data and clear abnormal data.