Some software and drivers install only on 32-bit types of Windows. Some work only in 64-bit Windows. To download software and drivers from HP software download sites, you are required to select a 32-bit or 64-bit version of Windows.
Figure 1: Example of operating system selections from an HP Software and Driver site
To find which type of Windows you have, use one of the sections below:
NOTE:If an HP software download page does not list 32-bit or 64-bit, the system type is 32-bit.
Find 32-bit or 64-bit system type in Windows 8
To find the Windows type, do the following:
Move the mouse pointer to the lower left corner of the screen, right-click, and select File Explorer
from the menu.
Figure 2: File Explorer
The Computer window opens.
Select the Computer
tab, and then click Properties
Figure 3: Properties
Find "System Type" and note whether your operating system is 32-bit or 64-bit.
From the General tab, look at 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" is not shown, your computer has a 32-bit version of Windows XP.
Find 32-bit or 64-bit system type if your computer does not start
If your computer does not start, you can find the 32-bit or 64-bit system type that your computer originally came with from the product packaging. You can also find the system type on the Web from a product specification document. For HP and Compaq PCs, use the following steps to find your support specification on the Web:
Show me how
In the Search field (or Questions or keywords field) at the top of this page, type your computer model number, a space, and the word "specification".
For example, if you owned a TouchSmart 600-1055 computer, you would type:
Click the link on the search results page that matches the Product Specifications for your computer model.
A product specification support document opens.
Scroll down to the software section to find the version of operating system and the system type.
The type should be listed with name of the operating system; for example: Windows Vista Home Premium (64-bit). If 32-bit or 64-bit is not listed next to the name of the operating system, the system type is 32-bit.