What is my Firefox OS version?

Some of our support articles refer to different versions of Firefox OS and you may be wondering what version you have. Don't worry, it's easy find out. Here's how:

  1. Open the Settings app on your device.
  2. Scroll down and select Device information.
  3. On the Device information screen, look for the version numbers under Software.
    • Firefox OS means you have version 1.0.1
    • Firefox OS means you have version 1.1

For information about updating your device, see Update to a new version

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