App version 5.0.3208 or later allows users to download the latest firmware files on demand and deploy onsite without Wi-Fi or strong cellular coverage. Be sure to update all of your NODE-BT controllers with the latest firmware for the best performance.
Please review the steps below for uploading the firmware and updating your controller in the field.
Firmware Downloads
![](/sites/default/files/styles/paragraph_image_right/public/nodebt_update_fw_2.png?itok=3J93CJ__)
For existing installations, the firmware can be downloaded on your smartphone first and deployed in the field.
- Launch the NODE-BT app.
- Click on the ALERT icon
on the upper left-hand side of the app.
- The screen will present up to three updates. Click on any of the UPDATE icons
.
- From the FIRMWARE downloads screen, click on the DOWNLOAD icon
on the screen's upper right-hand side.
- All FIRMWARES will now be downloaded into the app.
Updating the Controller
![](/sites/default/files/styles/paragraph_image_right/public/nodebt_update_fw_0.png?itok=UugPoS4N)
- Launch the NODE-BT app.
- When you are in the Bluetooth range of the controller in the field, select the SCAN button at the bottom of the app.
- Click CONNECT on the controller to upgrade.
- The FIRMWARE UPDATE REQUIRED message will appear. Click UPDATE. Leave the app open and batteries installed in the controller during this process.
- After the controller is updated successfully, click OK.
Verify Firmware Update
![](/sites/default/files/styles/paragraph_image_right/public/nodebt_update_fw_3_0.png?itok=zIdUkeMZ)
To ensure your controller has the latest firmware, please follow the simple steps below.
- Navigate to the bottom of the app and click MORE.
- Click CONTROLLER SETTINGS.
- Click on the top controller name (e.g. NODE-BT-000000) to review all the current firmware versions.
- If a new version is available, a RED EXCLAMATION
symbol will appear, indicating an important update is available.
- Click the
symbol to update.
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