Comprehensive How to & Troubleshooting Guide for Your PS4 - The Indoor Haven
Fix error code NW-31294-9 on ps4 - YouTube
Ultimate PS4 Error Code List - The Error Code Pros
Kybrid on Twitter: "@AskPlayStation The error is called NW-31294-9 and it says my wifi is not strong enough to connect but every thing else for wifi is working fine except my playstation" /
PS4: How to Fix Error Code NW-31294-9 “Connection Timed Out as the Wireless Connection Experiencing” - YouTube