After you start the update, a progress bar appears on your device and in the Fitbit app until the update is complete. Follow the on-screen instructions and keep the device close to your phone, tablet, or computer during the update.Prepare your Fitbit Move other Fitbit devices out of range and make sure your battery is at least 50 charged. This option only appears if an update is available. Download the latest software update and turn Bluetooth on. Tap the Today tab your profile picture your device image.With your charged Fitbit device nearby, open the Fitbit app.Let the Fitbit app run in the background on your phone, which allows a small portion of the firmware update to download to your Fitbit device each time your device syncs.

Updates may take up to an hour or more to complete.If you update your device at midnight (when your step count resets) you may see an inaccurate step count for 24 hours.Before you begin the firmware update, charge your device and confirm you have the latest version of the Fitbit app installed on your phone or tablet.

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