Installation and updates

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

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Update Firefox to the latest release

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

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

Find what version of Firefox you are using

Firefox security features warning on Linux

Back up and restore information in Firefox profiles

Download Firefox on Windows from the Microsoft Store

Custom installation of Firefox on Windows

Firefox has ended support for Windows XP and Vista

Run Firefox on ChromeOS

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

Switch from Chrome to Firefox

Uninstall Firefox from your computer

Install an older version of Firefox

Install Firefox on Linux

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

I found a fake Firefox update

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

Recover user data missing after Firefox update

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

Switch to Firefox Extended Support Release (ESR) for personal use

Importing Safari data into Firefox

Windows in S mode won't let me install Firefox

Firefox update notifications on Windows

What is the Mozilla Maintenance Service?

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

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)

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

NgesiNgisi

Update Firefox to the latest release

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

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

Find what version of Firefox you are using

Firefox security features warning on Linux

Back up and restore information in Firefox profiles

Download Firefox on Windows from the Microsoft Store

Custom installation of Firefox on Windows

Firefox has ended support for Windows XP and Vista

Run Firefox on ChromeOS

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

Switch from Chrome to Firefox

Uninstall Firefox from your computer

Install an older version of Firefox

Install Firefox on Linux

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

I found a fake Firefox update

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

Recover user data missing after Firefox update

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

Switch to Firefox Extended Support Release (ESR) for personal use

Importing Safari data into Firefox

Windows in S mode won't let me install Firefox

Firefox update notifications on Windows

What is the Mozilla Maintenance Service?

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

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)

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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