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.

Aug 4, 2024 · Though there are not many still supported 32-bit Linux distro options if the CPU on your laptop is 32-bit and not actually 64-bit as OEM's may install 32-bit Windows even though it had a 64-bit CPU. Use the Firefox Setup 115.13.0esr.exe version and not the msi.

Aug 27, 2021 · Click the menu button , click Help and select About Firefox. Click the menu button , click Help and select About Firefox. The "About Mozilla Firefox" window will open. (32-bit) or (64-bit) will be shown below the Firefox name, next to the version number. Here is an example of what the "About Mozilla Firefox" window will look like:

Sep 29, 2021 · Close Firefox menu. Browse by product. ... Portions of this content are ©1998–2025 by individual ...

Aug 24, 2024 · The now old vulnerable Firefox 52.9.0esr (released back on June 26, 2018) was the last to still support the already EOL Windows XP and Vista. Note only the 32-bit version will run even if you have 64-bit WinXP as the Win64 version of Firefox required Windows 7 or later. Though Fx 116.0 or later now requires Win 10/11 to run.

Dec 18, 2017 · I downloaded the Firefox, and it came as 64bit, If you downloaded from www.mozilla.org then Windows users are served a online stub installer which can install 64-bit version if they have 2+ GB RAM and 64-bit Windows 7,8,10.

Oct 3, 2024 · Firefox version 115 is the last supported Firefox version for users of Windows 7, Windows 8 and Windows 8.1. If you have been using Firefox on these versions of Windows, you will be moved to the Firefox Extended Support Release (ESR) channel by an application update.

Warning: Firefox now includes downgrade protection to prevent corruption of user profile data.If you install an older version, you'll be prompted to create a new Firefox profile.

Oct 22, 2024 · Not sure whether you're running 32-bit or 64-bit Firefox on your Windows or Linux computer? This article explains how to find out. Firefox Firefox Last updated: 8/27/21

Oct 14, 2015 · If you possibly want to keep both then you can consider to do a custom install of the 32 bit version in the correct Firefox program folder for the 32 bit version and create a separate profile for the 32 bit version. (32 bit Windows) "C:\Program Files\Mozilla Firefox\" (64 bit Windows) "C:\Program Files (x86)\Mozilla Firefox\"