Quick Summary
The error code NW-31253-4 on PlayStation indicates a problem connecting to the network. This usually means there's an issue with your internet connection or the PlayStation Network (PSN) servers.
Common Causes
- PlayStation Network (PSN) Outage: The PlayStation Network servers might be temporarily down for maintenance or experiencing an outage.
- Internet Connection Issues: Your internet connection may be unstable, slow, or completely disconnected.
- Incorrect Network Settings: Your PlayStation's network settings might be misconfigured, preventing it from connecting to the internet.
- Router or Modem Problems: Your router or modem may be experiencing technical difficulties, preventing internet access.
- Firewall or Security Settings: Firewall or security settings may be blocking your PlayStation’s connection to the internet.
Step-by-Step Fixes
Method 1: Check PlayStation Network Status
Step 1: Visit the PlayStation Network Service Status page (status.playstation.com) using a computer or mobile device.
Step 2: Verify that all services are listed as 'Online'. If any services are down, wait until they are restored before proceeding with other troubleshooting steps.
Method 2: Restart Your PlayStation
Step 1: Completely power down your PlayStation console.
Step 2: Wait for at least 30 seconds.
Step 3: Power the console back on and try connecting to the network again.
Method 3: Restart Your Modem and Router
Step 1: Unplug your modem and router from the power outlet.
Step 2: Wait for at least 30 seconds.
Step 3: Plug the modem back into the power outlet and wait for it to fully initialize (usually indicated by the lights becoming stable).
Step 4: Plug the router back into the power outlet and wait for it to fully initialize.
Step 5: Try connecting your PlayStation to the network again.
Method 4: Test Your Internet Connection
Step 1: On your PlayStation, go to Settings > Network > Test Internet Connection.
Step 2: Follow the on-screen instructions to test your connection.
Step 3: If the test fails, note the specific error message provided and research solutions for that specific issue.
Method 5: Check Network Settings
Step 1: On your PlayStation, go to Settings > Network > Set Up Internet Connection.
Step 2: Choose to use Wi-Fi or a LAN cable, depending on your setup.
Step 3: Select 'Custom' as the setup method.
Step 4: Configure the following settings (if you are unsure, use the automatic settings provided by your ISP or consult their documentation):
- IP Address Setting: Automatic
- DHCP Host Name: Do Not Specify
- DNS Settings: Manual
- Primary DNS: Google: 8.8.8.8 or Cloudflare: 1.1.1.1
- Secondary DNS: Google: 8.8.4.4 or Cloudflare 1.0.0.1
- MTU Setting: Automatic
- Proxy Server: Do Not Use
Step 5: Test your internet connection again after making these changes.
Method 6: Update PlayStation System Software
Step 1: On your PlayStation, go to Settings > System Software Update.
Step 2: Follow the on-screen instructions to check for and install any available updates.
Step 3: Restart your PlayStation after the update is complete.
Method 7: Contact Your Internet Service Provider (ISP)
Step 1: If you have tried all the above steps and are still experiencing issues, contact your ISP.
Step 2: Explain the problem and provide them with any error messages you have encountered. They may be able to identify network issues specific to your area or account.