It will not update touch/video firmware on 6140-x4x/x5x system units (see TCxTouchUpdater below ), but will update touch/video firmware on external displays connected to a 6140-x4x/x5x system unit. Monitor Update Solution updates the touch and/or video firmware in 6149 & 4820 displays and 6140-1xx/2xx/A30 system units. Content below is publicly available to anyone at no cost