What happened to the text message of vivo X9?

1, information storage is too large.

2. The information conflicts with other installed software.

3. There is something wrong with the mobile phone card

I suggest you try the following methods:

First, turn off the background running software.

Second, try to restart the software after shutdown and restart.

Third, check whether the mobile phone card is damaged.

Four, restore the factory settings, the steps are as follows:

1, enter the settings.

2. Click More Settings.

3. Click Restore Factory Settings.

4. Click to clear all data (please back up the important data in your phone before this operation).