Welcome to the forums.I am a long time player of UT 99, since 99 actually. Been getting some work friends interested in playing the last year. I have installed the dx9 and dx10 render updates and the show up as an option when I change the display settings, but the dx11 option does not show up. Not sure what I am missing. The c++ redistributable that was recommended is out of date, a newer version is on the computer. Windows 10 pro..