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Change the Default Language
This article describes how to change the language on Firefox OS.
Download And Install Applications on Firefox OS
You can install apps on your phone using either the Firefox marketplace or the adaptive app discovery engine. Follow the help topics below to get started.
Set your SIM PIN
This article explains the process of setting the SIM PIN on Firefox OS.
How do I enable the Firefox OS phone lock?
Firefox OS phones have a feature that locks the phone automatically when idle. Learn how to turn it on.
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