Recently, some Firefox users have reported receiving a “server not found” message when accessing websites. Since the error message prevents users from accessing their favorite website, it can completely ruin the web browsing experience. Therefore, in this article, we decided to share some of the best methods to fix the “Server not found” error in Firefox.

Fix Server Not Found Error On Mozilla Firefox

Okay, if we look around, we will find that Google Chrome is currently the most used and popular web browser, and if the browser is closer to Chrome is Mozilla Firefox. Although many other web browsers are available for the Windows operating system, they have failed to meet user expectations.

Read:- How to Fix Chrome Keeps Crashing Windows 10

Google Chrome and Mozilla Firefox are the only web browsers that provide users with better speed and better control. However, like all other browsers, Firefox and Chrome also have bugs. Recently, several users have sent a message to our Facebook page about a strange Firefox error that says “Server not found”

Users report that they receive a “server not found” message in the Firefox browser upon accessing the websites. Since the error message prevents users from accessing their favorite website, it can completely ruin the web browsing experience. Therefore, in this article, we decided to share some of the best methods to fix the “Server not found” error in the Firefox browser.

But, before we share the ways to fix the error message that the server could not find in the Firefox browser, let us explain why this error occurs. The wrong message is usually caused by an incorrect website entry. It also appears if the visited website’s DNS server is down or if your system’s firewall or proxy settings are blocking outgoing and incoming connections.

How to fix the “Server Not Found” error message on Firefox

So let’s see how to fix the “Server Not Found” error message in the Firefox web browser. This method will also help solve most Internet or proxy related problems.

#1:- Check Your Browser & Internet Connection

Fix Server Not Found On Mozilla Firefox

The “Server Not Found” error message may also appear if you are using an older web browser. So if you are using an older version of the Firefox browser, be sure to update it. Also, check the internet connection before connecting to your favorite site. Check whether the internet is working or not. If this works, check if you receive a “Server not found” error message when visiting other sites. If all other websites are working properly, there may be a problem on the server-side. So wait a few minutes or a few hours before trying again.

#2:- Check Your Antivirus & Firewall

Server Not Found Error On Mozilla Firefox

Well, as we have already mentioned above, antivirus programs and firewalls sometimes intercept inbound and outbound traffic, which leads to a “server not found” error message on the Firefox browser. So in this method, you need to check whether the Internet security software or firewall tool is preventing Firefox from connecting to the Internet. If it blocks the connection, make sure to whitelist the Firefox browser to ensure the server does not receive an error message.

#3:- Disable DNS prefetching in Firefox

For those who do not know, DNS prefetching is a unique technique that Mozilla uses to render web pages very fast. Sometimes this feature preloads web pages and displays the old status of the recovered web page, resulting in a “server not found” error message. Here’s how to disable DNS pre-extraction in the Firefox browser.

Step 1. First, open the Firefox browser and write about: Configure and press Enter.

Step 2. In the next step, hold down the CTRL key and select “New”. Then select “boolean”

Step 3. Now enter “network.dns.disablePrefetch” in the Preferred Name window.

Step 4. Now you will be asked to set the price. There, you have to select “True”, then click “OK”

There you are This is that you can turn off DNS prefetch to resolve the “Server not found” error message.

#4:- Disable IPv6

Some users have reported that they fixed the “Server Not Found” error message by disabling IPv6 from a Windows 10 computer. Therefore, in this method, we will disable IPv6 to correct the message. “Server not found” error. How to disable IPv6 to resolve the “Server not found” error message.

Step 1. First, right-click on the Windows icon, then choose “Control Panel”

Step 2. In the control panel, select “Network and Internet”

Step 3. In the next step, click on “Network and Sharing Center”

how to Fix Server Not Found Error On Mozilla Firefox

Step 4. Now click on “Change adapter settings”

Fix Server Not Found On Firefox

Step 5. Right-click on the connected network card and choose “Properties”

Fix Server Not Found issue On Mozilla Firefox

Step 6. Now, in the “Network” tab, find and deactivate “Internet Protocol version 6 (TCP / IPv6) and click” Internet “.”

Fix Server Not Found problem On Mozilla Firefox

There you are Here’s how to disable IPv6 to fix the “Server not found” error message on Mozilla Firefox.

So these are the 5 best ways to fix the “Server not found” error message on the Mozilla Firefox web browser. If you know of any other method to fix the error, let us know in the comment box below.

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