How to prevent the status bar of vivo mobile phone from displaying text message content?

You can enter the phone settings--Status bar and notification--select the SMS application--turn off "Lock screen notification details/Lock screen display notification details" and "Top preview".

The HD icon in the status bar disappears. Please follow the following points to eliminate it:

1. Check whether your mobile phone supports the VoLTE function;

2. The current use of the mobile phone Mobile 4G card and in 4G network status;

3. The SIM card has the VoLTE function enabled;

4. The phone supports VoLTE and enter settings--more settings--about the phone --This function is turned on in the SIM card status (for some models, enter Settings--Phone);

5. The current environment has VoLTE network coverage.