How to determine whether a computer is running a 32-bit version or 64-bit version of the Windows operating system


This article describes how to determine whether your computer is running a 32-bit or 64-bit version of Windows. If you do not know what version of Windows you have, you won’t know what Cubit Estimating installers to use.

You can check your installed programs in several different ways but this process will use the Control panel to identify installed Windows Operating System version.

  1. Select the Start button and type Control Panel to open the Control Panel in Category view.
  2. Click on System and Security within the Control Panel.


Fig 1. Control Panel System and Security applet.

  1. Click on System to view information about your computer and change settings for hardware, performance and remote connections.


Fig 2. System.

  1. With the System applet now open, navigate to System type to identity the installed operating system bit. For a 64-bit version operating system, 64-bit Operating System appears for a System type. For a 32-bit version operating system, 32-bit Operating System appears for a System type.


Fig 3. Installed Windows operating system version.

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