All of sudden when the computer was restarted Norton 360 is stuck on identifying my network and therefore has blocked network access.
Hello @ronald_polichnowski
Did you try running Norton LiveUpdate + Restart (not Shut down) machine?
Any Windows Updates pending?
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To resolve the issue of Norton 360 being stuck on identifying your network, you need to either adjust the firewall settings or use Windows network tools to reset the connection. The primary issue is likely Norton’s Smart Firewall misclassifying your network as “Public,” which imposes strict restrictions.
Solution 1: Temporarily Disable and Re-enable the Firewall
This can force Norton to re-evaluate the network connection and often resolves the “identifying” loop.
- Open your Norton 360 application. If you see the “My Norton” window, click Open next to Device Security.
- In the main window, click Security.
- Go to Advanced Security > Network > Smart Firewall.
- Next to “Smart Firewall,” click the slider to turn it Off.
- In the prompt, select a duration like “Until I turn it on again” and click Disable.
- Check if you can access the internet.
- If connectivity is restored, repeat steps 1-4 and turn the Smart Firewall back On.
Solution 2: Reset Norton Firewall Settings to Default
If temporarily disabling the firewall doesn’t work, resetting it might clear corrupted settings.
- Open your Norton 360 application.
- Go to Settings > Firewall.
- On the General tab, find and click Reset next to “Firewall Reset”.
- Restart your computer when prompted. The firewall rules will be re-established as you use applications that access the network again.
Solution 3: Change the Network Trust Level (Public to Private)
If you can get temporary access or see the setting, ensure your network is set to “Private”.
- Open Norton 360 and navigate to Settings > Security > Advanced Security > Network > Smart Firewall > Network. (The exact path may vary slightly).
- Locate your active network connection and ensure its trust level is set to Private or Trusted, not “Public”.
Solution 4: Use Windows Network Reset Tools
If the Norton-specific steps fail, use built-in Windows tools to reset network components.
- Search for “Network reset” in the Windows taskbar and open the settings.
- Click Reset now and confirm the action. Your computer will restart in 5 minutes.
- Alternatively, open Command Prompt as an administrator and type the command
netsh int ip reset, then press Enter. Restart your computer.
If all else fails, the problem may be an underlying bug with the current Norton installation, and you might need to use the Norton Remove and Reinstall tool for Windows as a last resort.
AI Mode may make mistakes
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Beyond standard firewall misconfigurations, the Norton 360 program can get stuck identifying a network due to several other issues, ranging from corrupted internal files to underlying Windows network problems.
Other Potential Causes and Solutions
- Corrupted Norton Installation/Updates: A partial or corrupted software update might cause internal bugs where Norton fails to properly communicate with the Windows network stack.
- Solution: Try Norton 360 → Troubleshooting → Repair Norton | Reset to Default.
Note: Reset to Default resets Norton Cloud Backup.
- Solution: Try Norton 360 → Troubleshooting → Repair Norton | Reset to Default.
- Outdated or Corrupted Network Adapter Drivers: Issues with your computer’s physical network card drivers (Ethernet or Wi-Fi) can cause Windows itself to display the “Unidentified Network” message, which Norton then reflects.
- Solution: Update your network adapter drivers via Windows Device Manager. Right-click the Start button, select Device Manager, expand Network adapters, right-click your adapter, and choose Update driver.
- Malware Infection: In rare cases, a threat on your computer may be causing connectivity problems by interfering with network processes or spoofing network settings, which can confuse security software like Norton.
- Solution: Run a full, deep scan with Norton to check for threats once you regain basic functionality.
- DNS Issues or Conflicts: Problems with obtaining a valid IP address or DNS server information can prevent full network identification. Norton may flag legitimate DNS activity as suspicious if settings are misconfigured.
- Solution: Flush the DNS cache: Open Command Prompt as an administrator and run the command
ipconfig /flushdns.
- Solution: Flush the DNS cache: Open Command Prompt as an administrator and run the command
- VPN Feature Conflict: If the Norton VPN (Secure VPN) is enabled or trying to connect automatically, it can sometimes conflict with how the main firewall identifies the base network, especially after a restart or network change.
- Solution: Temporarily disable the VPN feature within Norton 360 to see if the network identification resolves itself.
- Windows “Forgotten” Network Settings: Windows might retain old, public-profile settings for your network, and Norton will defer to this incorrect information, repeatedly classifying your connection as public.
- Solution: In Windows settings, go to Network & Internet > Wi-Fi (or Ethernet) > Manage known networks, select your network, and click Forget. Reconnect to the network and select “Yes” when asked if you want your PC to be discoverable (setting it to Private).
AI Mode may make mistakes
Thanks - Solution 2 worked - This is the 3rd time Norton got changed on its own
