Before performing a firmware upgrade using a Linux machine, you must enable this option for the users. NB: ActivBoard 2 Touch firmware cannot be upgraded using a Linux machine.

Log on to the machine using an account with administrator privileges and launch ActivAid.

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If you do not have this application, install it via Ubuntu Software Centre.

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Click Firmware Upgrade.

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Select the user account to authorize from the drop down list, and then click Allow Firmware Upgrade.

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Enter your password when prompted.

Log out of the computer and then log back in as the authorized user to perform the firmware upgrade on your Promethean hardware.

Firmware updates 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.