Checking the system type of Microsoft Windows operating system (32-bit or 64-bit)

  • Solution ID:1038680
  • Last Updated:Aug. 30, 2019 7:39 AM (PST)
  • Applies to:Antivirus+ Security - 2018;2019;2020;Internet Security - 2018;Internet Security - 2019;Internet Security - 2020;Maximum Security - 2018;Maximum Security - 2019;Maximum Security - 2020;Premium Security - 2018;Premium Security - 2019;Premium Security - 2020;
  • Checking the system type of Windows operating system | Trend Micro Security

Microsoft Windows operating systems run on either 32-bit or 64-bit system type, and many programs have corresponding 32-bit and 64-bit versions to run on either of these. Before you can determine which version of our product you should download, you need to know whether you are running a 32-bit or 64-bit operating system.


To determine whether your computer is running a 32-bit or 64-bit version of the Windows operating system, do the following depending on your operating system:

For Windows 10
For Windows 8.1
For Windows 7