Why do I often get harassing calls starting with 18?

Hello, you can try to install Tencent Mobile Manager to intercept and defend against spam messages. In addition to intercepting spam messages, housekeepers can also intercept harassing calls and blacklist annoying numbers. The specific operation is as follows.

Install Tencent Mobile Manager to enter the interface, and find the harassment interception column in the security protection:

Thank you for your question, thank you!