To check which version of ActivPanel you are using, please consult article 1477.

Firmware upgrades should be carried out using a computer that is connected directly to the interactive display device, bypassing any connection plates or wall boxes, using a 3m USB cable. If you are unsure about performing the firmware upgrade, please contact Promethean Technical Customer Support.

Click the ActivManager icon in your system tray or toolbar and select Control Panel.

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Ensure you are using the latest version of ActivDriver. The ActivDriver version can be found at the bottom of this window, and the latest version of ActivDriver is noted on the home page
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Should you need to update your ActivDriver, please download the latest version before proceeding.

Installing the firmware file

Ensure the Hardware tab is selected then select the ActivPanel. Click Upgrade.
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Select Internet and click Load.
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Select the relevant firmware file in the popup. If you are unsure about performing the firmware upgrade, please contact Promethean Technical Customer Support. Installing incorrect firmware can damage your ActivPanel. 
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Click Yes to proceed.
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The ActivPanel will switch into firmware update mode, and the progress bar will advance from 0% to 100%. A confirmation dialog opens; click OK then Close.
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