The Gallery app lets you easily view and share the photos you take with your Firefox OS device. Here's how to view, edit, share, delete and backup your photos.
The Marketplace is a store that features apps designed for any device that runs Firefox OS, Firefox for Android or Firefox desktop.
This article explains the process of setting the screen lock on Firefox OS.
This article covers the basic features of Firefox OS - apps, messaging, contacts, music and more. It also links to articles that you'll want to explore later.