Profiles of friends or families post unusual content or suddenly write to you in unusual ways. A catfish tries to build a close friendly or romantic relationship after a short time and insists on meeting. A catfish avoids face-to-face meetings or video chats. 
The profile imitates prominent personalities. 
The profiles of the alleged person differ greatly on different platforms. The profile picture or other pictures in the profile can be found on several different profiles. The profile picture or other pictures in the profile can be found through a Google image search. Therefore, it’s good to keep an eye out for the following red flags:
Age queries or specifications in the terms and conditions are not reliable methods for preventing catfishing. It’s difficult to prove someone’s identity online.