[9 Proven Ways] - How to Fix PS4 Not C…
https://www.workaroundtc.com/how-to-fix-ps4-not-connecting-to-psn-network/
The most common causes are: Recheck your Wi-Fi connection or restart the router. Power cycle the PS4. Modify the DNS settings. Make sure that your router and PS4 are updated to the latest software version. Check PlayStation Network services status. Reboot your PS4 and modem/router. Change the DNS settings. Replace the Ethernet cable if needed. Bring your PS4 nearer to the router. PlayStation Network (PSN) is offline. Your Wi-Fi network lost internet connectivity. Invalid username or password hindering connectivity. Wrongly configured DNS settings on your PS4.
Recheck your Wi-Fi connection or restart the router.
Power cycle the PS4.
Modify the DNS settings.
Make sure that your router and PS4 are updated to the latest software version.
Check PlayStation Network services status.
Reboot your PS4 and modem/router.
Change the DNS settings.
Replace the Ethernet cable if needed.
Bring your PS4 nearer to the router.
PlayStation Network (PSN) is offline.
Your Wi-Fi network lost internet connectivity.
Invalid username or password hindering connectivity.
Wrongly configured DNS settings on your PS4.
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