IP and Connection Issues: NW-31291-6 : Gaming : r/PS4
Chris Jones on Twitter: "@AskPlayStation It says nw-31291-6. I was just on it two days ago. All my other devices are working. Just not the PlayStation. Not connecting at all" / Twitter
PS4: How to Fix Error Code NW-31291-6 “Cannot Connect to a Wi-Fi Network” Tutorial! (2021) - YouTube
PS4 error nw-31291-6 - Error Solutions
PS4 Error NW-31291-6 | Failed to Obtain IP address [FIXED] - The Intel Hub