If you are using Mozilla Firefox, it is very likely that you have experienced the following error message: As with all the error messages out there, troubleshooting this error is not easy and consists of several steps one must follow. First, we have to zero in on the cause to sort out this error. However, if you prefer to stick to Firefox, follow the troubleshooting steps listed below to fix the Server not found error.

Why Firefox can’t establish a connection to the server?

This is a common problem that users face, and there are many reasons for it. On the top of the list are the following:

Bad internet connection Wrongly configured network settings Compatibility issues with app and antivirus

Note that some users have complained that the server is not found, but they are connected to the internet. Regardless of the situation, we should help you connect to your server in this article. Quick Tip:

How do I fix the Server not found error in Firefox?

1. Check your browser and Internet connection

This is one of the most primitive yet effective methods of checking out why the problem loading page Firefox server was not found. We recommend Opera due to its Chromium-based browser, extensive addon support, and lack of notorious resource use, making it one of the most lightweight browsers on the market today.

Check if the same website opens on other browsers; if not, check with other websites. Ensure that the Internet security software and the Firewall settings are not hindering your connection. If you are connected but behind a firewall, the server connection may not go through. If you are using a proxy server, make sure that the proxy server can connect to the internet. Please follow the troubleshooting steps mentioned below if the website opens and renders correctly on the other browsers.

2. Check Firefox proxy settings

Following this step is a proper way to check that Firefox has permission to access the web. SPONSORED

3. DisableDNS Prefetching

Firefox uses DNS prefetching technology to render the web pages much faster; sometimes, this might play the spoilsport.

4. Turn off the IPv6

Firefox switches on IPv6 by default, and this tends to cause issues in specific scenarios. You can try disabling the IPv6 and then check if the problem loading page firefox server not found problem is solved.

5. Check your antivirus

This is a very peculiar problem; it usually happens when your Internet security software restricts Firefox from connecting to the internet. Also, remember that some of the internet security suites are capable of blocking access to the Internet despite being in an inactive state. Also, try to add and remove Firefox from the list of trusted or recognized programs. If your antivirus is the problem, perhaps this would be a good moment to consider switching to different antivirus software. There are various antivirus tools on the market. You can indeed find a good Windows 10 and 11 compatible antivirus that will not interfere with your browser. All good antivirus software nowadays includes good Internet protection features.

6. Restart your modem/router

If you’re getting Server not found error in Firefox, you may fix the problem simply by restarting your modem or router. This issue can occur due to various glitches; to fix it, you should restart your modem/router. To do that, follow these steps: Once your router boots, check if the problem is still there. I would also suggest Firefox users Clear Recent History and select Everything in the Time Range to Clear. Also, consider using cleanup tools like CCleaner and maybe uninstall and reinstall the Firefox browser. The solutions listed above are equally great if you encounter the following issues:

When Firefox starts all of the open tabs say server not found – This happens when Firefox is set to open multiple tabs on startup but lacks connectivity to any of them. Server is not found Firefox Ubuntu – This happens even when running Firefox on Ubuntu. Firefox not connecting to the server – This usually happens due to server timeouts.

If you have read to this point, we believe you must have fixed this connection issue. Use the comments section to let us know which solutions worked for you.

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