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Windows 10 may interrupt your Firefox install with a "Microsoft-verified apps" warning. Firefox is safe to install, so choose "install anyway".

When installing Firefox on Windows 10, you may see a warning that says you can "only install apps from the Microsoft Store." This is a Windows setting that blocks apps like Firefox from installing. Don't worry, you can quickly change this setting and continue with the installation. '''Any copy of Firefox downloaded from ''www.mozilla.<!-- -->org'' is safe to install''', so choose '''Install anyway'''. ;[[Image:use a Microsoft verified app|width=600]] {note} '''Note:''' *You can also [[Download Firefox on Windows from the Microsoft Store|download and install Firefox from the Microsoft Store]]. *'''Using Windows 10 in S mode?''' See [[Windows 10 S won't let me install Firefox]]. {/note} =What do I do if I don’t see the option to install anyway?= If you do not see the option to ''Install anyway'', follow the steps below to change your system settings. #Open the Windows 10 Start [[Image:Windows10StartButton]] menu and select [[Image:Win10Settings-GearIcon]]{menu Settings}. #Click on '''Apps''' in the ''Windows Settings'' menu. #;[[Image:w10 Apps settings|width=600]] #In the ''Apps & features'' section, go to '''Choose where to get apps''', click on the dropdown menu below and select one of the options that allows you to install from '''Anywhere'''. #;[[Image:w10 Choose where to get apps|width=600]] #Run the Firefox Installer again. Your Windows may now allow it to install Firefox. = Related content = * [[Why do I get a harmful download message when downloading Firefox on Windows?]] * [[How to install Firefox on Windows]] * [[What Windows 10 end of support means for Firefox users]]