Download, install and migration
Learn how to download Firefox on your desktop devices or move information to and from other browsers.
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- Update Firefox to the latest version
- How to download and install Firefox on Windows
- Install Firefox on Linux
- Find what version of Firefox you are using
- How to download and install Firefox on Mac
- What is the Mozilla Maintenance Service?
- Install an older version of Firefox
- Uninstall Firefox from your computer
- Recovering important data from an old profile
- Back up and restore information in Firefox profiles
- Use the Profile Manager to create and remove Firefox profiles
- Firefox can't be opened after you install it on a Mac - How to fix