How to fix PS4 Can't Sign into PSN (PS4 Errors NP 40831-6 & NP 40833-8) - YouTube
What is PS4 error code NP-40833-8, and how do I fix it? - Quora
Ask PlayStation UK on Twitter: "@LucasDNaves Can you please disconnect your router for a few minutes and then reconnect it? After doing this, try logging in on the console again and let