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 the latest release

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

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

How to install Firefox on Windows

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

How to download and install Firefox on Mac

Back up and restore information in Firefox profiles

Download Firefox on Windows from the Microsoft Store

Find what version of Firefox you are using

Run Firefox on ChromeOS

Custom installation of Firefox on Windows

Switch from Chrome to Firefox

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

Uninstall Firefox from your computer

Firefox has ended support for Windows XP and Vista

Install an older version of Firefox

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

What is the Mozilla Maintenance Service?

Importing Safari data into Firefox

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?

Firefox update notifications on Windows

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

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

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

64-bit Firefox crashes with Citrix's XenApp VM

Supported platforms and system requirements

Firefox release notes - What's new and known issues

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Installation and updates

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Install Firefox on Linux

Update Firefox to the latest release

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

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

How to install Firefox on Windows

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

How to download and install Firefox on Mac

Back up and restore information in Firefox profiles

Download Firefox on Windows from the Microsoft Store

Find what version of Firefox you are using

Run Firefox on ChromeOS

Custom installation of Firefox on Windows

Switch from Chrome to Firefox

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

Uninstall Firefox from your computer

Firefox has ended support for Windows XP and Vista

Install an older version of Firefox

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

What is the Mozilla Maintenance Service?

Importing Safari data into Firefox

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?

Firefox update notifications on Windows

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

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

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

64-bit Firefox crashes with Citrix's XenApp VM

Supported platforms and system requirements

Firefox release notes - What's new and known issues

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