To find out if your computer is running a 32-bit or 64-bit version of Windows in Windows 10, do the following:
Click on Settings > System > About. Under System Type you will see either “32-bit operating system” or “64-bit operating system”.
To find out if your computer is running a 32-bit or 64-bit version of Windows in Windows 8 or Windows 8.1, do the following:
- Open the Windows 8 Control Panel.
- Touch or click on System and Security within Control Panel.
Note: You won’t see a System and Security link in Control Panel if your view is set to either Large icons or Small icons. If so, find System and touch or click on it, then skip to Step 4.
- With the System and Security window now open, click or touch System.
- With the System applet now open, titled View basic information about your computer, find the System area, located under the large Windows 8 logo. The System type will say either 64-bit Operating System or 32-bit Operating System.
To find out if your computer is running a 32-bit or 64-bit version of Windows in Windows 7 or Windows Vista, do the following:
- Open System by clicking the Start button, right-clicking Computer, and then clicking Properties.
- Under System, you can view the system type.
If your computer is running Windows XP, do the following:
- Click Start.
- Right-click My Computer, and then click Properties.
- If you don’t see “x64 Edition” listed, then you’re running the 32-bit version of Windows XP.
- If “x64 Edition” is listed under System, you’re running the 64-bit version of Windows XP.