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How to Set Up a Guest Wi-Fi Network

NetworkingBeginnerPublished 2026-03-05

A guest Wi-Fi network gives visitors internet access without putting them on your main network. It keeps your computers, printers, smart home devices, and other equipment isolated from anyone connecting through the guest network. This is important both for security and for privacy.

Why a guest network matters

When someone connects to your main network, they can potentially see and interact with other devices on that network. A guest network is completely separate, so a connected device cannot reach your computers, network-attached storage, or smart home gear.

How to set one up

  1. Log in to your router's admin interface. The address is usually 192.168.1.1 or 192.168.0.1. Check the label on your router if you are unsure.
  2. Look for a Guest Network or Guest Wi-Fi option, usually under Wireless settings.
  3. Enable the guest network and give it a name that is different from your main network.
  4. Set a password. Use a different password than your main network.
  5. Look for an option called Access to local network or Allow guests to access local resources and make sure it is disabled. This is what keeps guest devices isolated.
  6. Save your settings.

Who should use the guest network

Connect visitors, smart home devices (thermostats, smart TVs, cameras), gaming consoles, and any device you do not fully trust to the guest network. Your computers, phones, and tablets that handle sensitive information stay on the main network.