from http://blog.uvm.edu/jgm/2011/03/31/winpe-loading-drivers-to-a-live-instance/ 1. Get you driver, load it to removable media, connect the media to your running WinPE instance. 2. “cd” to the driver directory 3. Run “drvload [path to inf file]“ 4. If you just loaded a network driver, run “wpeutil initializeNetwork”. Done!