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

This article explains how to install Firefox on Windows, either with a simple online installer from Mozilla, or from the Microsoft Store. *If you need a full, offline installer with custom options, see [[Custom installation of Firefox on Windows]]. *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} 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.<br>[[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]] #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} '''Congratulations, you are done installing Firefox!''' Double-click the Firefox icon that was placed on the desktop whenever you want to start Firefox. ;[[Image:FirefoxShortcut]] =Install from the Microsoft Store= {note}Installing Firefox from the Microsoft store requires Windows 10 or Windows 11.{/note} #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 {key Enter}. #Select '''Mozilla Firefox''' from the applications available. #Click {button 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 win7} *[[Will Firefox version 100 work on Windows 7?|Firefox version 100 and above on Windows 7]] {/for} {for win10,win11} *[[Windows in S mode won't let me install Firefox]] *[[Make Firefox your default browser on Windows]] {/for} *[[Make Firefox your default browser]] *[[Firefox won't start - find solutions]] *[[Troubleshoot and diagnose Firefox problems]] *[[Why do I get a harmful download message when downloading Firefox on Windows?]] If you need more help, you can always [[Get community support|get community support]].