The installation procedure of the T3Ster software consists of two phases. On one hand the setup program must be executed, which - besides installing the measurement control and evaluation software - copies the device drivers of the parallel interface card and for the Centronics interface options, both for Windows NT 4.0 compatible and Windows 9x compatible operating systems. On the other hand, the device driver corresponding to your Windows version has to be installed in the operating system. In details, these two phases consists of the following steps: