Step 1: Go to the Firefox download webpage
Visit the Firefox download page in your pre-installed browser, such Internet Explorer or Edge.
Step 2: Download Firefox Installer
Click the Download Now
button. This will prompt a notification bar at the top or bottom of your screen with an option to open, run, or save the Firefox Installer file.
Step 3: Run Firefox Installer
Click on the Run
or Open
option in the notification bar to start the process.
Step 4: User Account Control Settings
A User Account Control dialogue may open that asks you to allow the Firefox Installer to make changes to your device. Click Yes
to start the installation.