Frequent Topics
Explore the knowledge base.
Featured Articles
Search and discover content
Firefox OS has a global search bar that lets you search your phone, the Web, and new, popular app categories, all in one place.
What is my Firefox OS version?
You can check to see what version of the Firefox OS software you have by looking under Device Information in the Settings app.
Send messages
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.
Installing apps
The Firefox Marketplace has apps designed for your Firefox OS device. We'll show you how to find and install them.
Join Our Community
Grow and share your expertise with others. Answer questions and improve our knowledge base.