Keep robocalls from pestering your phone. Here's what you can do
There are few things more annoying than constantly receiving calls from numbers you think you know, only to hear a recording congratulating you for winning a trip to the Bahamas or that your vehicle's warranty has expired.
from https://www.cnet.com/how-to/keep-robocalls-from-pestering-your-phone-heres-what-you-can-do/
https://cnet1.cbsistatic.com/img/0kr0oD_UqGvuP7BLT8nWDWE9oKo=/2019/11/26/c3dc6e28-f024-449b-b262-8dfeb5f9f920/att-call-protect.jpg