Getting Devcon.exe onto and working with Windows 7

The DevCon utility is a command-line utility that acts as an alternative to Device Manager. Using DevCon, you can enable, disable, restart, update, remove, and query individual devices or groups of devices.

http://support.microsoft.com/kb/311272

Download the “Windows Driver Kit (WDK) 7.1.0  from Microsoft: http://www.microsoft.com/download/en/details.aspx?id=11800

Extract the ISO to a temp directory with WinRAR, Uniectractor

Extract the install file “WDK\setuptools_x64fre.msi” to a temp directory, where you will find “WinDDK\7600.16385.win7_wdk.100208-1538\tools\devcon\amd64\devcon.exe”

Note: devcon MUST be run from an administrator cmd win.