To be clear, these methods don't stop robocalls. They just send them directly to voicemail without ever ringing your phone.
Open the Settings app. You can do this by either tapping Settings within the App Drawer, or tapping the gear icon in the Notification Shade. From within Settings, tap "About phone," and then scroll to ...
The Federal Trade Commission created the “Do Not Disturb” list back in 2003 as a move to help consumers avoid unwanted phone ...