Yixin doesn't quit at ordinary times, and my friends will keep receiving harassing calls from me.

Quit this. If not, install a Tencent mobile phone housekeeper to intercept harassing calls.

Mobile phone housekeeper has intelligent cloud interception function. Can intelligently intercept stranger numbers, intelligently intercept all harassing calls and things. Will not intercept normal phone calls and text messages. You can also set new interception keywords under the black-and-white list design at the same time.