What is my Firefox OS version?

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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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