HP ProBook 4430s Notebook PC

Warranty status: Unspecified
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Important Note Not the product you are looking for? If you cannot find your product on this site, go to HP Support Center - Hewlett Packard Enterprise .

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How can I tell if my Windows operating system is 32-bit or 64-bit?

  1. Open Windows Explorer
  2. Right-click on Computer
  3. Select "Properties"
  4. Look for the "System" heading to find the "System type"

A 64-bit system may shown as: "64-bit Operating System"

This support site has been split:

For printer, tablet, and desktop products

You are on HP Support Center for products such as printers, tablets, and desktops.

For server, storage, and networking products

For products such as servers, storage, and networking, go to HP Support Center - Hewlett Packard Enterprise .