Failed in driver installing

Mar 23, 2012 at 1:48 PM

Hello, all

I am installing in the driver, but failed all the time. the thing is I run the CMD as administrator all the time, and it gives me error "devcon is not recognized as an external or internal command...". and I google the devcon error, did not find a good solution. my cpu is e8400 and system is win 7 enterprise 64.  any help will be apperiate.