im trying to run WPI via USB stick but the path to WPI could not be find.. i have tried to put a batch file before i start WPI, the same.. the WPI path does not exist in the USB Folder, the folder is c:\WPI\wpi.cmd. (%OEM% Folder) wehn in try to put WPI in the USB path, i cant start it after installation, windows couldnt find the USB drive letter how could i teach windows to find the drive letter??? the wpi code For /F "Tokens=4" %%a in ('vol') do Set USB=%%a @Echo Stick ist %USB% that work, when the batch will be put in the USB Folder. can anyone help me please