How to Set Firefox Default Browser on Windows 11?


On Windows 11, Microsoft Edge is the default browser experience to navigate the internet, open web links, and view PDF files. However, you can change it and make Google Chrome or Mozilla Firefox your default browser.

What is the Mozilla Firefox? 

Mozilla Firefox is a free, open-source browser whose development is overseen by the Mozilla Corporation. Firefox runs on Windows, OS X, Linux, and Android. First released in November 2004, Firefox is entirely customizable with themes, plug-ins, and add-ons. Firefox is a Web browser that is smaller, faster, and in some ways more secure than the Mozilla browser from which much of its code was originally derived. Compared to Internet Explorer, the most popular Web browser, Firefox gives users a cleaner interface and faster download speeds.

Windows 11 does allow changing the default web browser to Firefox, Chrome, or any other web browser of your wish but changing the default web browser via the Setting app. Not only novice users but experienced users might also need assistance changing the default web browser in Windows 11.

This risewindows article will guide you on how to set Firefox Default Browser on Windows 11 without opening Windows 11’s Settings app.

How to Set Firefox Default Browser on Windows 11?

By default, Windows 11 uses Edge as a default browser. But to set Mozilla Firefox as the preferred browser, use the following:-

Step 1. Firstly, install the Mozilla Firefox browser on your computer if you have already done so.

Step 2. Now, when the installation is completed, open the Windows Settings app.


Step 3. Then, click on the Apps category from the left sidebar.

Step 4. Next, on the right sidebar, select Default apps.

Step 5. After that, scroll down a bit and click Firefox.

Step 6. You will find that Microsoft Edge is selected as the default app for the “.htm” and other extensions. Click on Microsoft Edge to replace it with the Mozilla browser.

Step 7. Now, click the link Switch anyway.

Step 8. Next, when prompted with “How you want to open .htm files from now on,” select Firefox in the available options and then click on the OK button.

Mozilla is the default application to a .htm file on your Windows 11 PC.

For the other file types also, you need to repeat the above steps if you want to open them also with the Mozilla Firefox application:-

  • .HTML
  • .pdf
  • .shtml
  • .svg
  • .webp
  • .xht
  • .FTP
  • .HTML
  • .HTTPS

That’s it for the article.

I hope this guide will be useful to you.

Good luck & Keep learning, guys.

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