HP recommends Windows® 7.
HP Care Pack Services
Enjoy Peace of Mind with HP Care Pack Services.
HP has made it even easier for you to enjoy support packages customised to your specific needs and budget. From basic to optimal hardware and software support, HP's broad Care Pack portfolio matches your needs, whatever it may be. By choosing HP Care Pack Services, you will experience award-winning HP support, backed by proven track record for providing consistent, quality services for optimal IT performance.
HP Care Packs are fee-based services from HP Total Care, the broad portfolio of solutions, services and support that makes the experience of owning and using HP Computers better.
Find an HP Care Pack that is right for you.
Systems may require upgraded and/or separately purchased hardware to take full advantage of Windows 7 functionality. Not all features are available in all editions of Windows 7. See http://www.microsoft.com/windows/windows-7/ for details.