How to Disable Firefox Captive Portal and Connection to

Updated June 2024: Stop getting error messages and slow down your system with our optimization tool. Get it now at this link
  1. Download and install the repair tool here.
  2. Let it scan your computer.
  3. The tool will then repair your computer.

Some Firefox users have noticed that the browser connects to Here’s why and how you can prevent this behavior.

Connecting to is one of the first connections that Firefox makes automatically.

Captive Portal is used to detect captive portals in public wifi networks in order to redirect you to their login screen so that you do not only get errors when loading pages in Firefox (set network.captive-portal-service. enabled to false in about:config to disable this feature). is used to update the list of trackers that are blocked when tracking protection is enabled. is used by your blocking addon to update its filter lists.

June 2024 Update:

You can now prevent PC problems by using this tool, such as protecting you against file loss and malware. Additionally it is a great way to optimize your computer for maximum performance. The program fixes common errors that might occur on Windows systems with ease - no need for hours of troubleshooting when you have the perfect solution at your fingertips:

  • Step 1 : Download PC Repair & Optimizer Tool (Windows 10, 8, 7, XP, Vista – Microsoft Gold Certified).
  • Step 2 : Click “Start Scan” to find Windows registry issues that could be causing PC problems.
  • Step 3 : Click “Repair All” to fix all issues.


Disabling the Firefox Captive Portal and Connection into

There’s no control box for that, so…

(1) In a new tab, type or paste about:config in the address bar and press Enter/Return. Click the button that says “Warning”.

(2) In the search field above the list, type or paste the captive text and pause while the list is filtered.

(3) Double-click network.captive-portal-service.enabled to change the value from true to false.

If you are in a managed environment that uses, for example, an auto-configuration file, you can use it to change the default setting:

user_pref("network.captive-portal-service.enabled", false);

True is the default value, which means that the connection to is established each time Firefox is started. In addition, some users report that the Firefox VPN does not work properly when network.captive-portal-service.enabled is set to false. If you are a Firefox VPN service user, please write us a comment if changing the option affects the feature.

In About:Config, you can also set Update captivedetect.canonicalURL to an empty string. You can also add the domain to your host file, which points to This will block the connection.

Finally, there are other domains that you can add to your host file. They are also used for internal Firefox needs, such as statistics collection and telemetry. They are not required for regular browsing tasks and to receive browser updates. Here is the list:

  • telemetry

Expert Tip: This repair tool scans the repositories and replaces corrupt or missing files if none of these methods have worked. It works well in most cases where the problem is due to system corruption. This tool will also optimize your system to maximize performance. It can be downloaded by Clicking Here