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Is the Windows Version on My Computer 32-bit or 64-bit?
Introduction
Some software and drivers install only on 32-bit Windows operating system types. Some install only on 64-bit Windows system types. To download software and drivers from HP download sites, you might need to select a 32-bit or 64-bit version of the software.
Figure : Example of operating system selections on an HP Software and Driver Downloads page
Image: Example of operating system selections on an HP Software and Driver Downloads page
NOTE:
If an HP software download page does not list 32-bit or 64-bit, the system type is 32-bit.
Click the Plus sign ( ) next to your operating system for steps to find which Windows system type you have.
Find 32-bit or 64-bit system type in Windows 8
Follow these steps to determine if your operating system is 32-bit or 64-bit.
Video of finding which Windows 8 system type is installed on your computer
The following video demonstrates how to find which Windows 8 system type is installed on your computer.
NOTE:
If you are unable to view the video, it may be due to the type of mobile device you are using. You can still use the written information on the screen or access the video with a PC or laptop.
If you have trouble viewing the video or to view the video in a different size, click or tap here to play the video on YouTube .
  1. Right-click or tap and hold the lower left corner of the screen, and then click or tap System in the menu.
  2. Find System Type in the System window, and then note whether your operating system is 32-bit or 64-bit.
    Figure : Example of a 64-bit Operating System type in the System window
    Image: Example of a 64-bit Operating System type in the System window
Find 32-bit or 64-bit system type in Windows 7 and Vista
  1. Click the Windows icon ( ), and then right-click Computer .
  2. Select Properties .
  3. Find System Type on the Properties window, and then note whether your operating system is 32-bit or 64-bit.
    Figure : Example of a 64-bit Operating System type in the Properties window
    Image:  Example of a 64-bit Operating System type in the Properties window
Find 32-bit or 64-bit system type in Windows XP
  1. Click Start , and then right-click My Computer .
  2. Select Properties .
  3. On the General tab, locate the Windows XP version name listed under System .
    • If the version name contains the text x64 Edition , your computer has a 64-bit version of Windows XP.
    • If x64 Edition does not display, your computer has a 32-bit version of Windows XP.
    Figure : Example of a 64-bit Operating System type in the System Properties window
    Image: Example of a 64-bit Operating System type in the System Properties window