Does Firefox work on Linux?
Yes. Mozilla publishes an official Linux version of Firefox. It’s on Flathub (12.3M installs) and in the Ubuntu, Debian, Fedora, Arch Linux and openSUSE Tumbleweed repositories.
Most desktop distros, including Ubuntu, Debian and Fedora, install it by default.
How to install Firefox on Linux
Mozilla provides an official Linux version on its website.
Any distro: Flatpak from Flathub
The Flathub package is published by Mozilla (verified). It has been installed 12,301,408 times. Linux Mint, Pop!_OS and Zorin OS have Flathub enabled out of the box, Fedora offers it as an optional third-party repository, and on Ubuntu you install Flatpak first.
flatpak install flathub org.mozilla.firefoxFrom your distro’s repositories
| Distro | Version | Command |
|---|---|---|
| Ubuntu 26.04 LTS | 1snap1 | sudo apt install firefox |
| Debian 13 | 153.4.0 | sudo apt install firefox-esr |
| Fedora 44 | 156.0.1 | sudo dnf install firefox |
| Arch Linux | 157.0 | sudo pacman -S firefox-i18n-bs |
| openSUSE Tumbleweed | 156.0 | sudo zypper install MozillaFirefox |
| AUR (Arch community) | 158.0b2 | yay -S firefox-beta-bin |
Package names and versions from Repology. AUR packages are user-maintained; review them before installing.
Sources
Firefox on Linux: common questions
Does Firefox work on Linux?
Yes. Mozilla publishes an official Linux version of Firefox. It’s on Flathub (12.3M installs) and in the Ubuntu, Debian, Fedora, Arch Linux and openSUSE Tumbleweed repositories.
How do I install Firefox on Ubuntu?
Firefox is in Ubuntu 26.04 LTS’s repositories: run “sudo apt install firefox” in a terminal, or search for it in the App Center. The Flathub version is another option.