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  1. Firewalla
  2. Troubleshooting

Troubleshooting

Common issues, troubleshooting tips and procedures.

Tips & Procedures

  • What to do if you can't access modem from inside Firewalla network
  • What to do if Firewalla's blocking features aren't working
  • Tutorial: Troubleshooting Network Reachability Problems with Traceroute
  • Tutorial: Using Ping to Detect Network Problems
  • Why is my Android device disconnecting in Simple Mode (Legacy)?
  • Blocking Apple Private Relay Using Firewalla
See all 19 articles

Common Issues

  • Cannot access YouTube, Google Classroom or other Google sites
  • Dealing DNS over HTTPS and DNS over TLS on your network
  • Device is slow to get an IP address – Spanning Tree Protocol (STP)
  • Firewalla's cloud domain is blocked by OpenDNS
  • How to solve "Invalid QR Code" error during installation?
  • Troubleshooting Guide: Family Mode or Ad blocker not working
See all 9 articles
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