Installation and updates

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

Na Angele

Install Firefox on Linux

Update Firefox to the latest release

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

Thunderbird and Junk / Spam Messages

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

How to install Firefox on Windows

Move Thunderbird data to a new computer

Back up and restore information in Firefox profiles

Profiles - Where Firefox stores your bookmarks, passwords and other user data

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

How to download and install Firefox on Mac

Profiles - Where Thunderbird stores your messages and other user data

Export your Thunderbird Profile

Find what version of Firefox you are using

Profile Manager - Create, remove or switch Firefox profiles

Update to the latest version of Firefox for Android

Download Firefox on Windows from the Microsoft Store

Run Firefox on ChromeOS

Choose a Firefox update channel

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

Update Thunderbird to the latest version

Thunderbird and Gmail

Firefox has ended support for Windows XP and Vista

Uninstall Firefox from your computer

Custom installation of Firefox on Windows

How to install Mozilla VPN on a Linux computer

Import settings and data into Thunderbird

Install an older version of Firefox

I found a fake Firefox update

Deploy Firefox with MSI installers

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

Install Thunderbird on Windows

Profile Manager - Create and remove Thunderbird profiles

Thunderbird for Android 8 FAQ

Switching to Thunderbird

Install Firefox on your phone or tablet

What is the Mozilla Maintenance Service?

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

Install Thunderbird on Mac

Switch from POP to IMAP account

Recover user data missing after Firefox update

Importing Safari data into Firefox

Display the Thunderbird menus and toolbar

Install Firefox on your iPad, iPhone or iPod

Which version of Firefox am I using?

Windows in S mode won't let me install Firefox

Manage Firefox updates

How to add devices to your Mozilla VPN subscription

End of support for Firefox Lockwise

Automatic Conversion of Google mail accounts to OAuth 2.0 Authentication

Install Firefox on an Android device using Google Play

IMAP Synchronization

Uninstall Firefox for Android

Thunderbird Beta

Best practices for installing and updating Firefox

How do I choose my server on Mozilla VPN?

Download and install Mozilla VPN on iOS

Download and install Mozilla VPN on Windows

Install Thunderbird on Linux

How can I get the latest version of Thunderbird on Windows XP or Vista?

Choosing a Firefox CPU architecture for Windows OS

Download Mozilla VPN on your desktop or mobile device

Import settings and data into Thunderbird for Android

Find what version of Thunderbird you are using

Getting started with Firefox Lockwise

Dedicated profile per Thunderbird installation

Managing Thunderbird Updates

Firefox for Android (68 and earlier) end of support

How do I uninstall Mozilla VPN?

How to enable Always-on VPN on Android

How to sign in to Mozilla VPN

Automatically launch Mozilla VPN when your device starts

Custom installation of Thunderbird on Windows

Upgrading from an older version of Thunderbird

How to download and install Mozilla VPN on macOS

New in Thunderbird for Android version 8

Download and install Firefox for Android

Is Firefox available for iPhone or iPad in my language?

Thunderbird Software Update Failed

How do I move my Thunderbird data to a new computer?

Installing Ubuntu on Ubuntu Linux

Moving Thunderbird Data to a New Computer Redirect 1

Installing Thunderbird on Ubuntu Linux

Installing an Add-on in Thunderbird

Uninstall Firefox for iOS

Firefox is no longer available for download in the T-Store

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

Your hardware is no longer supported by Thunderbird

64-bit Firefox crashes with Citrix's XenApp VM

Thunderbird support has ended for Mac OS X 10.6, 10.7 and 10.8

Repackage the Windows installer

Deploy Firefox customizations on macOS

Deploy Firefox with extensions

Supported platforms and system requirements

Deploy Firefox on Windows

Setting Up Roaming Users Profiles

How to silently install/uninstall Firefox for Enterprise

Install Firefox Lockwise on iOS

Install Firefox Lockwise on Android

Firefox Lockwise - sync saved logins across Firefox and mobile apps

Deploy Firefox on macOS using PKG and Jamf

Recover user data missing after Thunderbird update

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

Deploy Firefox with language packs

Set Firefox as your default browser from the notification panel on Android

What to do after you have subscribed to Mozilla VPN

How to sign up for Mozilla VPN

New in Thunderbird 102

How to download and install Mozilla VPN on Android

New in Thunderbird 115 Supernova

Well known sources for downloading the Thunderbird email software

Verify a Mozilla Thunderbird installation package

New in Thunderbird 128 Nebula

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

Getting started with Thunderbird for Android

Will Firefox work on my mobile device?

Firefox release notes - What's new and known issues

Explore by product

Explore by topic

Browse by product

Browse all forum threads by topic

Get help with

Search Support

Na Angele

Volunteer