# Gateway firmware upgrade

{% hint style="danger" %}
You may end up with a non working device if the firmware upgrade is done incorrectly or using an incorrect firmware version. This must only ne done by a qualified personnel.
{% endhint %}

The BBO gateway firmware versions can be downloaded from [Ethernet BBO (DB020)](https://icuscandinavia060.sharepoint.com/:f:/r/sites/Technicalfile/Shared%20Documents/BBO/Firmware/Ethernet%20BBO%20\(DB020\)?csf=1\&web=1\&e=NvYrlc).

There are hex and bin files. Hex is the firmware file, bin is the firmware support data.

The update can be done in the following way.

 1\.       To upgrade the gateway firmware, go to “System Configuration”->”Network”.

<figure><img src="/files/kCopo2p2wEZKRcaVJy1O" alt="" width="563"><figcaption></figcaption></figure>

2\.       Click “CLICK HERE” link on the bottom of the screen in row saying:

“To upload new firmware, CLICK HERE. The current firmware version is x.yz. Firmware may be uploaded over the network connection using HTTP. Contact icuscandinavia.com for more information.”.&#x20;

<figure><img src="/files/OS6SxDlbHCKSWGYVMEeJ" alt="" width="563"><figcaption></figcaption></figure>

Select the new firmware image. It is a file with the hex extension.&#x20;

<figure><img src="/files/CzIgfVOwTTHtXJ4biBqp" alt="" width="563"><figcaption></figcaption></figure>

&#x20;3\.     Click “Upload” to upload and install the new firmware.

4\.     The upload progress shall be shown in the Status field.&#x20;

<figure><img src="/files/7iTlqqrUeMWrAuxq3hUV" alt="" width="563"><figcaption></figcaption></figure>

5\.     Follow the instructions.

6\.       Continue with the firmware support data. Click “CLICK HERE” link on the bottom of the screen in row saying:

“To upload new firmware support data, CLICK HERE. The current support data version is x.yz.”.

7\.     Perform the same operations with the file with bin extension.


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