You can check to see what version of the Firefox OS software you have by looking under Device Information in the Settings app.
Firefox OS helps you find your favorite websites quickly with little or no typing. We'll show you how.
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.
The Firefox Marketplace has apps designed for your Firefox OS device. We'll show you how to find and install them.