Download easyC V4 Version 4.2.1.9
You are currently running version 4.0.1.5 of easyC V4, this is not the current version. Intelitek recommends you download version 4.2.1.9 of easyC V4 to experience the full benefit of all easyC has to offer.

New features include:

Release Date: 3-18-2015
This is the latest supported firmware version for the VEX IQ control system. This package is also installed with easyC V4.
Driver for USB-to-USB adapter used for updating mastercode and programming the VEX EDR Controller. This driver is also installed with easyC V4.
XP/Vista/Win 7 Driver for Orange USB-to-Serial adapter that is included in the VEX programming kit used with the EDR Controller. This driver is also installed with easyC.