Windows 8 software update for HP Compaq dc5100 MT(RE743US)

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(204, 0, 0);" Buy with Confidence! Operating System is NOT included and the software does NOT restore the computer to its default factory settings.Upgrade - installs Windows 7 over an existing Windows Vista installation. Most or all of your existing software programs, drivers, and personal files are available .Computers Computer Accessories Drives Storage Apple Components Software Laptop Cases Tablet (Windows XP , 7 , 8). Drivers sent via HP COMPAQ.HP Compaq dc5100 Microtower PC · HP Compaq dc5100 HP Software Depot How can I tell if my Windows operating system is 32-bit or 64-bit? (opens help .