{nav icon=home, name=Main Page > icon=info-circle, name=PureOS > icon=list-ul, name=Tips & Tricks > Latest Firefox} Install latest versions of Firefox from Mozilla --- Open `Terminal` and copy and paste below commands into it: * Add repository: ``` sudo tee /etc/apt/sources.list.d/mozilla.list << EOF deb https://packages.mozilla.org/apt mozilla main EOF ``` * Download the key: ``` wget "https://packages.mozilla.org/apt/repo-signing-key.gpg" -O mozilla.key ``` * Convert it to gpg: ``` gpg --no-default-keyring --keyring ./mozilla_keyring.gpg --import mozilla.key gpg --no-default-keyring --keyring ./mozilla_keyring.gpg --export > ./mozilla.gpg ``` * Move it to the apt folder: ``` sudo mv -v mozilla.gpg /etc/apt/trusted.gpg.d/ ``` NOTE: You can remove the `mozilla_keyring.gpg` file from your home directory after that. * Update package list to include new sources and install Firefox browser: ``` sudo apt update && sudo apt install firefox ``` You can also install testing/nightly version, but these are considered unstable.