How to fix DNS leaks when using antivirus software?

VPN Super Support
VPN Super Support
  • Updated

What you need to know

Note: We’re gradually rolling out the Windows app, so the download link may not be available to everyone yet.

What are DNS leaks?

When VPN Super works correctly, all your internet traffic—including DNS requests—goes through the encrypted VPN tunnel. This keeps your browsing completely private.

Sometimes antivirus software tries to "help" by filtering your web traffic, but this can accidentally bypass the VPN tunnel and expose your real location. That's a DNS leak.

Don't worry—this is fixable and your VPN is still protecting most of your traffic.

How to test for DNS leaks?

Want to check if your fix worked?

  1. Connect to VPN Super
  2. Visit a DNS leak test website (search "DNS leak test")
  3. Run the test
  4. The results should show your VPN server location, not your real location

If you still see your real location or ISP, the leak isn't fixed yet.

How to fix DNS leaks?

If you're using VPN Super with antivirus software like Norton 360 or Avast, your antivirus might interfere with the VPN connection and cause DNS leaks. Here's how to fix it and keep your browsing private.

  1. Check your antivirus settings
    Most antivirus programs have web protection features that can interfere with VPNs. Look for these settings in your antivirus (common feature names):
    1. Web protection / Safe browsing
    2. DNS filtering / DNS protection
    3. Secure DNS / Smart DNS
    4. Web shield / Internet security
  2. Disable web protection temporarily
    1. Open your antivirus software
    2. Look for web protection or DNS filtering settings
    3. Temporarily disable these features
    4. Test your VPN connection to see if the leak stops
    5. This helps confirm if your antivirus is causing the issue.
       
  3. Configure your antivirus properly
    Instead of completely disabling protection, try these solutions:

    For Norton 360:
  • Go to Settings > Firewall
  • Turn off "Smart Firewall" temporarily while using VPN Super
  • Or add VPN Super as a trusted application

    For Avast:
  • Open Avast > Settings > Components
  • Disable "Web Shield" or add VPN Super to exceptions
  • Check "Wi-Fi Inspector" settings

For other antivirus software: Look for options to exclude VPN applications or disable DNS filtering specifically.

 

When to contact your antivirus provider?

If you can't find the right settings or the issue persists, contact your antivirus software's support team. Ask them about:

  • How to configure their software to work with VPN applications
  • Whether they have specific VPN compatibility settings
  • How to exclude VPN Super from web filtering

Each antivirus works differently, so their support team knows the exact steps for your software.

Pro tip: Many users find that Windows Defender provides excellent protection without interfering with VPN connections. If you're having ongoing conflicts with your current antivirus, consider switching to the built-in Windows protection. 

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