To check the current version of Windows, right click the Computer option on the Start Menu and click Properties. An alternate route is to open the Control Panel, click System and Maintenance and then select the System option.
This will pull up one of the dialog boxes shown below.
32-Bit Version of Windows:
64-Bit Version of Windows:
If the version of Windows is 32-bit, then the 32 Bit (x86) version of DyKnow will have to be downloaded.
If the version of Windows is 64-bit, then the 64 Bit (x64) version of DyKnow will have to be downloaded.
DyKnow can be downloaded at www.dyknow.com/downloads