The folder "Desk Firmware 26" includes an upgrade patch for the Vista 5 desk firmware. The upgrade improves the behaviour of the "touchless" operation feature, when there is an environment with intermittent touch signal loss. current firmware : mvDos25.h86 -> new firmware mvDos26.h86 The new V4.0.04 package "Vista5_4004u1.zip" already includes the new firmware mvDos26.h68 (on download server and shipped with new systems since July 21 2008). The Vista 5 systems which were shipped or upgraded to V4.0.04 before July 21 2008 can be modified with the included patch if there are any touch problems - unpacking the attached zip archive to C:\ - run the firmware upgrade tool as described in the included note 21.7.2008 KS