Hello,
Thank you for your forum post
In regards to your ActivBoard issue from the information you have provided both the driver and firmware need to be update.
To update the driver please go towww.prometheankb.com and search for article 10902, this will give you the link to download the latest driver of 5.10.14.
To update the firmware i have added a link below, please note this firmware is only for a 378PRO ActivBoard and not be used on any other ActivBoard - promethean.box.com/378-ONLY-v8-10-build7
Once we receive your reply post we will advise further for a resolution.
If you would prefer to contact us directly, please go to www.prometheankb.com >area e.g. Projectors, Software > Contact Us. Please include the above reference number in the Existing Case Reference Number field. I have created a case for you to quote. Your case reference number is - 431421
Thank you,
Craig
Promethean technical support