Owners of the popular PS4 game console when trying to connect to PSN may encounter an error message NW-31456-9 or NW-31201-7 . Often this is due to technical problems with Sony servers (due to sporadic DDOS attacks), but there are also situations when the dysfunction is caused by the insufficient quality of the user's Internet. Below I will explain what this error is, and how to solve the error NW-31456-9 on your PS4.
