Determine if you are running a 32-bit or 64-bit version of Windows

Due to many limitations in the 32-bit version of Windows, and driver signing requirements on 64-bit versions of Windows, it can be helpful to determine which version you’re running. To do this easily, follow these instructions in Windows 7:

Click the Start menu and right-click Computer, then click Properties:


Then, look under System for System Type.


If the line is not present, you are running a 32-bit version of Windows.