Installation and updates

Learn how to install your favorite Mozilla products and keep them updated.

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Install Firefox on Linux

Update Firefox to prevent add-ons issues from root certificate expiration

Update Firefox to the latest release

How to install Firefox on Windows

Windows 10 warns me to use a "Microsoft-verified" app

Back up and restore information in Firefox profiles

Download Firefox on Windows from the Microsoft Store

Find what version of Firefox you are using

Custom installation of Firefox on Windows

Switch from Chrome to Firefox

Run Firefox on ChromeOS

Firefox users on macOS 10.12, 10.13 and 10.14 moving to Extended Support Release

Uninstall Firefox from your computer

Firefox users on Windows 7, 8 and 8.1 moving to Extended Support Release

How to download and install Firefox on Mac

Install an older version of Firefox

Firefox has ended support for Windows XP and Vista

Enable background updates on Firefox for Windows when Firefox is not running

I found a fake Firefox update

Recover user data missing after Firefox update

Importing Safari data into Firefox

What is the Mozilla Maintenance Service?

Windows in S mode won't let me install Firefox

Firefox Mac OS X 10.9, 10.10 and 10.11 users move to Extended Support Release

Why do I get a harmful download message when downloading Firefox on Windows?

How do I tell if I have the 32-bit or 64-bit Firefox?

Firefox update notifications on Windows

Solutions for "Can not create temp folder archive" error when installing Firefox (Windows 10)

Placeholder Bug 1947157

64-bit Firefox crashes with Citrix's XenApp VM

Supported platforms and system requirements

Resolve “The installation seems to be incomplete/corrupt” error in Firefox on Windows

Firefox release notes - What's new and known issues

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Installation and updates

Na Bekee

Install Firefox on Linux

Update Firefox to prevent add-ons issues from root certificate expiration

Update Firefox to the latest release

How to install Firefox on Windows

Windows 10 warns me to use a "Microsoft-verified" app

Back up and restore information in Firefox profiles

Download Firefox on Windows from the Microsoft Store

Find what version of Firefox you are using

Custom installation of Firefox on Windows

Switch from Chrome to Firefox

Run Firefox on ChromeOS

Firefox users on macOS 10.12, 10.13 and 10.14 moving to Extended Support Release

Uninstall Firefox from your computer

Firefox users on Windows 7, 8 and 8.1 moving to Extended Support Release

How to download and install Firefox on Mac

Install an older version of Firefox

Firefox has ended support for Windows XP and Vista

Enable background updates on Firefox for Windows when Firefox is not running

I found a fake Firefox update

Recover user data missing after Firefox update

Importing Safari data into Firefox

What is the Mozilla Maintenance Service?

Windows in S mode won't let me install Firefox

Firefox Mac OS X 10.9, 10.10 and 10.11 users move to Extended Support Release

Why do I get a harmful download message when downloading Firefox on Windows?

How do I tell if I have the 32-bit or 64-bit Firefox?

Firefox update notifications on Windows

Solutions for "Can not create temp folder archive" error when installing Firefox (Windows 10)

Placeholder Bug 1947157

64-bit Firefox crashes with Citrix's XenApp VM

Supported platforms and system requirements

Resolve “The installation seems to be incomplete/corrupt” error in Firefox on Windows

Firefox release notes - What's new and known issues

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