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This article describes how to download and install Firefox on Windows.

This article explains how to install Firefox on Windows using a simple online installer from Mozilla, and also from the Microsoft Store. (If you need a full, offline installer or custom options, see [[#w_for-advanced-users|For advanced users]], below.) *To update Firefox from a previous version, see [[Update Firefox to the latest release]]. {for mac,linux}{note}'''This article only applies to Windows.''' {for mac}For instructions to install Firefox on Mac, see [[How to download and install Firefox on Mac]].{/for}{for linux}For instructions to install Firefox on Linux, see [[Install Firefox on Linux]].{/for}{/note}{/for} __TOC__ =Install from Mozilla's download server= {note} '''Before installing Firefox, see the [https://www.mozilla.org/firefox/system-requirements Firefox System Requirements]''' to make sure that your computer has the required operating system and recommended hardware. {/note} [[Video: https://youtu.be/hm6gVPathWY]] To install Firefox on your computer: # Visit [https://www.mozilla.org/firefox/windows/?utm_medium=referral&utm_source=support.mozilla.org '''this Firefox download page'''] in any browser, such as Microsoft Edge. # Click the {button Download Now} button. The Firefox Installer that downloads will automatically offer you the best available version of Firefox for your computer. [[Image:fx91DownloadButtonWin10]]{for win10}{note}Windows 10 may show you a warning when installing apps that aren't from the Microsoft store. See [[Windows 10 warns me to use a "Microsoft-verified" app]] for more information.{/note}{/for} #*Click <u>Open file</u> in the Downloads notification on Microsoft Edge to start the process. #*In other browsers, you may need to first save the Firefox installer to your computer, then open the file you downloaded.<br>'''Note:''' If you see an ''Open File - Security Warning'' dialog, click {button Open} or {button Run}. #;[[Image:Firefox-60-open-file-warning-win10]]<br> # The ''User Account Control'' dialog may open, to ask you to allow the Firefox Installer to make changes to your computer. If this dialog appears, click {button Yes} to start the installation. #;[[Image:Firefox-Installer-win10-UAC]] # Wait for Firefox to finish installing. #;[[Image:FirefoxInstaller-Aug2020]] # When the installation is complete, Firefox will open. #; [[Image:fx91InstallDoneWin10]] {note}'''Note''': A notification bar with a {button Refresh Firefox…} button may be shown at the top of the page, if Firefox was previously installed. See [[Refresh Firefox - reset add-ons and settings]] to learn more.{/note} {note}'''Congratulations, you are done installing Firefox!''' Double-click the Firefox icon that was placed on the desktop whenever you want to go online. ;[[Image:FirefoxShortcut]]{/note} == For advanced users == The streamlined ''Firefox Installer'' installs a suitable Firefox version for your language and operating system. For example, on 64-bit Windows, it installs the 64-bit version of Firefox (details [https://blog.mozilla.org/firefox/firefox-64-default-64-bit-windows here]). To install Firefox in another language or operating system, or if you need a full, offline installer with custom options, download the ''Firefox Setup'' file from [https://www.mozilla.org/firefox/all/#product-desktop-release?utm_medium=referral&utm_source=support.mozilla.org this download page]. Options available in the full, offline installer are described in the article, [[Custom installation of Firefox on Windows]]. =Install from the Microsoft Store= #Click on the Windows icon located on the taskbar. #Type ''Microsoft Store''. #Select the Microsoft Store from the results. This will take you to the Microsoft app store. #Type ''Firefox'' in the search bar and press Enter. #Select Firefox from the applications available. #Click ''Get'' to start the installation process. To learn more, see [[Download Firefox on Windows from the Microsoft Store]]. = Having problems? = Here are some articles that can help you: {for win10,win11} * [[How to change your default browser in Windows]] {/for} * [[Make Firefox your default browser]] * [[Firefox won't start - find solutions]] * [[Troubleshoot and diagnose Firefox problems]] If you need more help, you can always [[Get community support|get community support]].