Update Firefox to the latest release

Firefox automatically updates itself by default, but you can always do a manual update. Learn how to update Firefox on Windows, Mac, or Linux.

Firefox Firefox Last updated: 07/29/2023

Install Firefox on Linux

This article describes how to download and install Firefox on Linux.

Firefox Firefox Last updated: 1 week, 5 days ago

Import settings and data into Thunderbird

With Thunderbird's import tool, you can import settings and data from a variety of sources including Thunderbird profiles, other applications or files.

Thunderbird Thunderbird Last updated: 06/30/2022

Custom installation of Firefox on Windows

The custom setup option in the Firefox full, offline installer lets you choose the program folder location and shortcuts. Learn more.

Firefox Firefox Last updated: 02/26/2022

Export your Thunderbird Profile

Thunderbird's export tool lets you create a backup of your Thunderbird profile including accounts, messages, address books, and settings.

Thunderbird Thunderbird Last updated: 06/30/2022

Thunderbird and Gmail

Thunderbird can be set up to work seamlessly with Google's Gmail. Messages will be synchronized between your local version of Thunderbird and web-based Gmail.

Thunderbird Thunderbird Last updated: 02/15/2024

How to install Mozilla VPN on a Linux computer

Download and install Mozilla VPN to connect to the internet through one of our secure servers, keeping your location and online activity private.

Mozilla VPN Mozilla VPN Last updated: 05/24/2024

Run Firefox on ChromeOS

This page explains how to install Firefox on Chromebooks and other devices running ChromeOS.

Firefox Firefox Last updated: 05/02/2023

Uninstall Firefox from your computer

This article describes how to uninstall the Firefox application from your computer and also how to remove the personal information that Firefox stores.

Firefox Firefox Last updated: 07/12/2023

Choosing a Firefox update channel

How to choose between rapid release and extended support release (ESR).

Firefox for Enterprise Firefox for Enterprise Last updated: 08/04/2021

Deploy Firefox with MSI installers

Firefox Enterprise offers MSI installers to help system administrators customize and deploy Firefox in their environments.

Firefox for Enterprise Firefox for Enterprise Last updated: 11/25/2019

I found a fake Firefox update

What to do if you spot fake notices claiming to contain an "urgent" or "critical" Firefox update.

Firefox Firefox Last updated: 06/06/2022

IMAP Synchronization

IMAP stands for the Internet Message Access Protocol. It enables a mail client (such as Thunderbird) to access messages stored on a mail server. It is more modern and fully featured than POP (Post Office Protocol), which is the other major protocol for accessing mail messages. Most email providers now support IMAP. To see whether your account uses IMAP or POP, check the Server Settings page in the Account Settings.

Thunderbird Thunderbird Last updated: 10/27/2015

What is the Mozilla Maintenance Service?

Firefox and Thunderbird install Mozilla Maintenance Service to allow seamless background updates. Learn how it works and how to disable or remove it.

Firefox, Thunderbird Firefox, Thunderbird Last updated: 04/02/2023

How to enable Always-on VPN on Android

Enable “Always-on VPN” on Android to encrypt your connection automatically every time you browse the Internet on your phone.

Mozilla VPN Mozilla VPN Last updated: 05/15/2024

Install an older version of Firefox

Downgrading to a previous Firefox version doesn't solve most problems. This article links to older versions and provides some alternatives.

Firefox Firefox Last updated: 2 weeks, 1 day ago

Switching to Thunderbird

This article explains how you can switch to Thunderbird from your current mail application, such as Windows Mail, Outlook or also Mail on Mac OS and Evolution on Linux.

Thunderbird Thunderbird Last updated: 01/31/2018

Thunderbird Beta

Test new features and fixes in the most stable pre-release build of Thunderbird.

Thunderbird Thunderbird Last updated: 05/16/2023

Importing Safari data into Firefox

Import data from your Safari browser into Firefox. You must enable Full Disk Access on macOS version 10.14 (Mojave).

Firefox Firefox Last updated: 07/26/2023

How to sign in to Mozilla VPN

Learn the steps to log in to Mozilla VPN on your computer or mobile device.

Mozilla VPN Mozilla VPN Last updated: 04/02/2024

Uninstall Firefox for Android

Learn how to uninstall/remove Firefox for Android from your device.

Firefox for Android Firefox for Android Last updated: 11/23/2021

Installing an Add-on in Thunderbird

Add-ons add functionality to Thunderbird or change its appearance. Learn how to install add-ons to Thunderbird.

Thunderbird Thunderbird Last updated: 12/17/2023

End of support for Firefox Lockwise

Mozilla ended support for the Firefox Lockwise app on Android and iOS, effective December 13, 2021, and integrated its functionality into Firefox mobile.

Firefox Lockwise Firefox Lockwise Last updated: 1 week, 3 days ago

How to download and install Mozilla VPN on iOS

Download and install Mozilla VPN to connect to the internet through one of our secure servers, keeping your location and online activity private.

Mozilla VPN Mozilla VPN Last updated: 05/11/2024

Thunderbird Software Update Failed

This article presents possible solutions to this problem and workarounds to get Thunderbird updated.

Thunderbird Thunderbird Last updated: 11/09/2016

Uninstall Firefox for iOS

If Firefox isn't for you, uninstalling it from your iOS device only takes a few seconds.

Firefox for iOS Firefox for iOS Last updated: 08/21/2023

Repackaging the Windows Installer

Sometimes you might need to include changes you've made to Firefox in a new installer. This document shows how to do that.

Firefox for Enterprise Firefox for Enterprise Last updated: 03/20/2019

Deploying Firefox on Windows

How to deploy Firefox for Enterprise on Windows devices.

Firefox for Enterprise Firefox for Enterprise Last updated: 11/11/2019

Best practices for installing and updating Firefox

Disable automatic updates through the DisableAppUpdate policy, and get Firefox beta builds to test features in your environment before deployment.

Firefox for Enterprise Firefox for Enterprise Last updated: 10/22/2021

Install Firefox Lockwise on iOS

Firefox Lockwise lets you access your synced logins so you can sign in to apps and websites across devices.

Firefox Lockwise Firefox Lockwise Last updated: 10/31/2023

Install Firefox Lockwise on Android

Firefox Lockwise lets you access your synced logins so you can sign in to apps and websites across devices.

Firefox Lockwise Firefox Lockwise Last updated: 10/31/2023

Managing Thunderbird Updates

Learn about automatic updates for Thunderbird deployments and how to ensure that the latest security patches are applied and all features are available.

Thunderbird Thunderbird Last updated: 09/03/2021

Firefox for Android (68 and earlier) end of support

Old versions of Firefox for Android will no longer receive security and performance updates. Please get the latest version of Firefox for Android.

Firefox for Android, Firefox for Android (ESR) Firefox for Android, Firefox for Android (ESR) Last updated: 08/17/2020

How to sign up for Mozilla VPN

Follow the steps in this article to sign up for Mozilla VPN on your desktop computer or mobile device.

Mozilla VPN Mozilla VPN Last updated: 10/31/2023

New in Thunderbird 102

Detailed introduction to the most interesting new features, improvements, and changes visible to users in Thunderbird 102.0.

Thunderbird Thunderbird Last updated: 09/15/2022

Custom installation of Thunderbird on Windows

The custom setup option in the Thunderbird full, offline installer lets you choose the Windows program folder location and shortcuts. Learn more.

Thunderbird Thunderbird Last updated: 08/23/2023

New in Thunderbird 115 Supernova

Detailed introduction to the most interesting new features, improvements, and changes visible to users in Thunderbird 115.0 Supernova.

Thunderbird Thunderbird Last updated: 01/12/2024

New in Thunderbird 128 Nebula

Detailed introduction to the most interesting new features, improvements, and changes visible to users in Thunderbird 128.0 Nebula.

Thunderbird Thunderbird Created: 1 week, 5 days ago

Will Firefox work on my mobile device?

This article lists mobile devices that you can install Firefox on.

Firefox for Android, Firefox for iOS Firefox for Android, Firefox for iOS Last updated: 12/21/2023
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