A robocall warning is an indication from your phone that you might be receiving a scam call. You will see these robocaller warnings where the contact name or phone number would usually be displayed when receiving a call. While the exact warning may vary depending on your phone, here are some common examples: scam likely, potential spam, suspected spam, spam or fraud, potential fraud, spam risk. If you ever see one of these warnings, be sure to decline and block the caller.