How does Charm Blue note set a blacklist to block certain phone calls or text messages?

The operation method of setting the blacklist of Charm Blue note mobile phone is as follows:

1. Press and hold the blacklisted phone number to be set in the call log for 3 seconds;

2. A text box will pop up, and select "Add Blacklist" in the text box. At this time, the operation of setting a blacklist for Charm Blue note mobile phone is successful.

You can also download 360 security guards, and then set a blacklist in the harassment interception within 360 security guards. I hope my answer can bring you some enlightenment!