Mozilla Firefox is one of the most used web browsers on Windows running computers. Although Google Chrome and Microsoft Edge browsers have snatched a significant percent of Firefox users over the past decade, a huge number of computer users still prefer Firefox over other web browsers for various reasons.
If you own an ARM powered Windows 11 PC and want to install Firefox on it, you will be glad to know that an ARM version of Firefox is available from Mozilla. This means you do not need to run the x86 Firefox on your Windows 11 ARM PC.
NOTE: Although the regular Firefox 64-bit will run fine on your Windows 11 ARM computer, the Firefox developed/optimized for ARM will offer better performance and use less resources. So, it’s always a good idea to install and run Firefox ARM on Windows 11 ARM.
Downloading the ARM version of Firefox for Windows 11 is easy. This guide shows you how to download Firefox ARM for Windows 11 ARM.
2 ways to download Firefox ARM version on Windows 11 ARM PC
Method 1 of 2
Step 1: In the inbox Edge browser or any other web browser, visit this official Firefox download page.
Step 2: Click the Download Firefox button. It will automatically download the ARM version of Firefox. Why? Because you are visiting the Mozilla website from an ARM powered Windows 11 PC, the ARM version of Firefox will be offered for you.
NOTE: If you wish to download Firefox ARM from a x86 Windows PC, please refer to the directions in Method 2 (scroll down to see).
Step 3: Run the downloaded setup file to begin installing Firefox. Follow the easy on-screen directions to complete the installation.
Once installed, you may launch Firefox using search.
Method 2 of 2
Step 1: Visit this page of Mozilla.
Step 2: On this page, select Firefox from Which browser would you like to download? Drop-down menu.
Step 3: Next, select WindowsARM64/AArch64 from the Select your preferred installer drop-down menu. This is the most important step. So, make sure that you have selected WindowsARM64/AArch64.
Step 4: Finally, select your preferred language before clicking the Download Now button. That’s it!
You may now double-click on the downloaded setup file to begin installing Firefox. Follow the easy on-screen instructions to complete the installation.
Check if you are running Firefox ARM on Windows 11 PC
After installing Firefox on your Windows 11 ARM PC, you might want to check if the installed version of Firefox is ARM and not x86. Here is how.
Step 1: Open Windows 11 Settings. Go to Apps > Installed apps page.
Step 2: Look for the Mozilla Firefox entry. You should see, AArch64 or ARM64 next to the Firefox entry if you are running Firefox ARM version. AArch64 or ARM64 next to Firefox’s entry indicates that you have installed the ARM version of Firefox.
You may now want to set Firefox as the default browser in Windows 11.
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