This article describes how to change the language on Firefox OS.
The Firefox OS Messages app lets you send and receive short text (SMS) and multimedia (MMS) messages. This article will get you up and running in no time.
The Marketplace is a store that features apps designed for any device that runs Firefox OS, Firefox for Android or Firefox desktop.
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.