Sunday, 23 Jun 2024

Gaming Troubleshooter

The PS4 error code NW-31297-2 can be frustrating when trying to connect to Wi-Fi and encountering an incorrect password message. However, this error can occur even when the password is correct. So, let’s explore some solutions to fix this issue and get you back to gaming!

Quick Steps to Fix Error Code NW-31297-2

If you’re looking for some quick fixes, try these steps first:

  • Attempt to reconnect to the Wi-Fi immediately. Sometimes, network congestion can cause connection issues.
  • Double-check that the Wi-Fi password is entered correctly.
  • Perform a quick reset of your router and PS4.
  • Power off and unplug your router and PS4 for at least 15 minutes, then plug them back in.
  • Ensure that your router has the latest firmware updates.
  • Consider factory resetting your router to restore it to the default settings.
  • Turn off other devices on the Wi-Fi network that may be causing congestion.
  • Try connecting to a different Wi-Fi network, if available.
  • Switch between the bands (2.4GHz or 5GHz) on your PS4 Pro model if applicable.
  • Use a wired connection instead of Wi-Fi for a more stable connection.
  • If you need to stay on Wi-Fi, temporarily connect via LAN cable, reconfigure the PS4’s internet connection, and then switch back to Wi-Fi.

Now, let’s delve into more in-depth solutions that have proven to be effective in resolving this error message.

Solution #1 – Reset PS4 Settings in Safe Mode

If you encounter the NW-31297-2 error code, try rebooting your PS4 in Safe Mode and restoring the default settings:

  1. Power off your PS4 and power it back on in Safe Mode by holding down the power button for 7 seconds.
  2. Use a USB cable to connect your controller to the PS4 for Safe Mode.
  3. In Safe Mode, select the “Restore Default Settings” option.
  4. This reset will restore all PS4 settings to their initial state without deleting any data.
  5. Restart your PS4 in normal mode and check if the error is resolved.
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Solution #2 – Change the Security Mode on Your Modem/Router

Changing the security mode on your modem/router has been the most effective solution for many users. Follow these steps:

  1. Log into your router by entering its IP address (e.g., in any browser.
  2. Enter the admin/password credentials (usually found on the back of the router).
  3. Navigate to the Security or Wireless Security settings menu.
  4. Look for options like Network Authentication or Security Protocol.
  5. If the current setting is WPA2-PSK, switch it to WPA-PSK or another compatible WPA protocol (avoid using WEP or Open).
  6. Save the changes.
  7. This should allow your PS4 to connect to the Wi-Fi network.

WPA-2 Security Router
Image source: Eireview

Solution #3 – Changing DNS Settings on Your PS4

Changing the DNS settings on your PS4 to Google DNS can help resolve the NW-31297-2 error. Follow these steps:

  1. Go to Settings > Network > Set Up Internet Connection on your PS4.
  2. Select Wi-Fi or LAN depending on your connection type. For a stable connection, use a wired connection.
  3. Proceed with the default settings until you reach DNS Settings.
  4. Switch to Manual mode for DNS Settings.
  5. Enter the primary DNS server as and the secondary DNS server as (Google DNS servers).
  6. Save the changes.

Solution #4 – Reduce Congestion on Your Wi-Fi Network

Reducing congestion on your home Wi-Fi network may help eliminate the NW-31297-2 error. Try the following:

  • Turn off unnecessary devices connected to the same Wi-Fi network.
  • Implement Quality of Service (QoS) settings on your router to prioritize gaming traffic.
  • Configure QoS settings to give your PS4 the highest or maximum priority.

Note: QoS settings may not be available on all routers.

Solution #5 – Use DMZ Settings With Your PS4

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If your ISP or router is applying restrictive settings that block proper PS4 connectivity, placing your PS4 in the DMZ section of the router may help. Follow these steps:

  1. Log into your router using its IP address and password.
  2. Find the DMZ settings and enter the console’s IP address or MAC address.
  3. Save the settings.
  4. Placing your PS4 in the DMZ removes firewall filtering and allows for an unrestricted connection.

Note: Using DMZ settings bypasses restrictions but may not be applicable to all users.

Longer-Term Solution – Use Wired Connections Instead of Wireless

To avoid Wi-Fi-related errors on your PS4 in the long run, consider using wired ethernet connections:

  • Wired connections are more reliable and stable than wireless connections.
  • Using powerline adapters is a convenient alternative to running long ethernet cables throughout your home.
  • Powerline kits utilize your existing electrical wiring to provide a wired ethernet connection to your PS4.

Powerline Adapter
Image source: Eireview

These solutions should help you overcome the NW-31297-2 error code and establish a stable connection for your PS4 gaming sessions. If you encounter any further issues, feel free to leave a comment, and we’ll be glad to assist you.

Frequently Asked Questions

Q: Why am I getting the PS4 error code NW-31297-2?
A: The error code typically indicates that your PS4 cannot establish a connection to the Wi-Fi network due to various causes such as incorrect Wi-Fi password, incompatible security mode on your router, or network congestion.

Q: Can I fix the NW-31297-2 error without changing my Wi-Fi security mode?
A: While changing the security mode on your router has been the most effective solution for this error, there are alternative steps you can try, such as resetting your PS4 settings, changing DNS settings, or using a wired connection.

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Q: How can I reduce network congestion on my Wi-Fi network?
A: To reduce network congestion, you can turn off unnecessary devices connected to the same Wi-Fi network or implement Quality of Service (QoS) settings on your router to prioritize gaming traffic.

Q: Is using a powerline adapter a reliable solution for a stable connection?
A: Yes, powerline adapters offer a stable wired connection without the need for long ethernet cables. They utilize your home’s electrical wiring to provide a reliable ethernet connection to your PS4.


The NW-31297-2 error code can be frustrating, but with the solutions outlined in this article, you should be able to resolve the issue and get back to gaming. Whether it’s resetting your PS4 settings, changing your Wi-Fi security mode, or considering a wired connection, there are options available to suit your needs. Remember, a stable connection is essential for an optimal gaming experience. If you have any further questions or need additional assistance, feel free to reach out. Happy gaming!