T-Mobile engaged in the practice of “pre-ringing” calls; callers hearing a ringtone under the assumption that the phone is ringing for the recipient, but it isn’t. This practice is illegal, per a 2014 ...

Is your cell phone ringing non-stop from calls you don't want? Robocalls are a growing annoyance for a lot of us, and one viewer wanted us to Verify how to stop them. Sandy asks, "On my cell phone - ...