If you are using Microsoft Windows NT, follow the instructions in Installing printer software for Windows NT 3.51 to install a Windows NT PostScript driver with a Phaser 360 printer. You can select printer page sizes in the driver for Windows NT applications, however, TekColor color corrections and other PostScript Level 2 features are not supported by the Windows NT driver. Refer to From the printer's front panel for instructions on selecting color corrections from the printer's front panel or from downloadable utility files. Refer to your Microsoft Windows NT documentation for details on features in the Windows NT driver.