Microsoft Windows Vista business key

Try here: http://www.microsoft.com/en-us/download/windows-vista.aspx?q=windows%20vista&fs=applicableproducts~%255eWindows%3bapplicableproducts~%255e%2522Windows%252fWindows%2520Vista%2522

HP Print Diagnostic Utility was created to help users troubleshoot and correct many common problems on Windows-based computers that can prevent printing.Follow the on-screen instructions to run the utility. Details and specifications File name: HPPDU.exe [1/1, 1.54M] System requirements: No additional prerequisites Released: 2010-08-13 Version: 3.0.0.013 Compatibility: Microsoft Windows Vista, Microsoft Windows Vista Home Premium (32-bit), Microsoft Windows Vista Home Basic (32-bit), Microsoft Windows Vista Business (32-bit), Microsoft Windows Vista Ultimate (32-bit), Microsoft Windows 7 (32-bit), Microsoft Windows 7 Home Basic (32-bit), Microsoft Windows 7 Home Premium (32-bit), Microsoft Windows 7 Professional (32-bit), Microsoft Windows 7 Enterprise (32-bit), Microsoft Windows 7 Ultimate (32-bit), Microsoft Windows 7 Home Basic (64-bit), Microsoft Windows 7 Home Premium (64-bit), Microsoft Windows 7 Professional (64-bit), Microsoft Windows 7 Enterprise (64-bit), Microsoft Windows 7 Ultimate (64-bit), Microsoft Windows 7 (64-bit), Microsoft Windows Vista (64-bit), Microsoft Windows Vista Home Basic (64-bit), Microsoft Windows Vista Home Premium (64-bit), Microsoft Windows Vista Business (64-bit), Microsoft Windows Vista Enterprise (64-bit), Microsoft Windows Vista Enterprise (32-bit), Microsoft Windows XP Fix/Enhancement: This version of the HP Print Diagnostic Utility provides an improved user interface in multiple languages, improved diagnostic and problem resolution capability, and support for usb and network connected devices.

HP Print Diagnostic Utility was created to help users troubleshoot and correct many common problems on Windows-based computers that can prevent printing.Follow the on-screen instructions to run the utility. Details and specifications File name: HPPDU.exe [1/1, 1.54M] System requirements: No additional prerequisites Released: 2010-08-13 Version: 3.0.0.013 Compatibility: Microsoft Windows Vista, Microsoft Windows Vista Home Premium (32-bit), Microsoft Windows Vista Home Basic (32-bit), Microsoft Windows Vista Business (32-bit), Microsoft Windows Vista Ultimate (32-bit), Microsoft Windows 7 (32-bit), Microsoft Windows 7 Home Basic (32-bit), Microsoft Windows 7 Home Premium (32-bit), Microsoft Windows 7 Professional (32-bit), Microsoft Windows 7 Enterprise (32-bit), Microsoft Windows 7 Ultimate (32-bit), Microsoft Windows 7 Home Basic (64-bit), Microsoft Windows 7 Home Premium (64-bit), Microsoft Windows 7 Professional (64-bit), Microsoft Windows 7 Enterprise (64-bit), Microsoft Windows 7 Ultimate (64-bit), Microsoft Windows 7 (64-bit), Microsoft Windows Vista (64-bit), Microsoft Windows Vista Home Basic (64-bit), Microsoft Windows Vista Home Premium (64-bit), Microsoft Windows Vista Business (64-bit), Microsoft Windows Vista Enterprise (64-bit), Microsoft Windows Vista Enterprise (32-bit), Microsoft Windows XP Fix/Enhancement: This version of the HP Print Diagnostic Utility provides an improved user interface in multiple languages, improved diagnostic and problem resolution capability, and support for usb and network connected devices.

HP Print Diagnostic Utility was created to help users troubleshoot and correct many common problems on Windows-based computers that can prevent printing.Follow the on-screen instructions to run the utility. Details and specifications File name: HPPDU.exe [1/1, 1.54M] System requirements: No additional prerequisites Released: 2010-08-13 Version: 3.0.0.013 Compatibility: Microsoft Windows Vista, Microsoft Windows Vista Home Premium (32-bit), Microsoft Windows Vista Home Basic (32-bit), Microsoft Windows Vista Business (32-bit), Microsoft Windows Vista Ultimate (32-bit), Microsoft Windows 7 (32-bit), Microsoft Windows 7 Home Basic (32-bit), Microsoft Windows 7 Home Premium (32-bit), Microsoft Windows 7 Professional (32-bit), Microsoft Windows 7 Enterprise (32-bit), Microsoft Windows 7 Ultimate (32-bit), Microsoft Windows 7 Home Basic (64-bit), Microsoft Windows 7 Home Premium (64-bit), Microsoft Windows 7 Professional (64-bit), Microsoft Windows 7 Enterprise (64-bit), Microsoft Windows 7 Ultimate (64-bit), Microsoft Windows 7 (64-bit), Microsoft Windows Vista (64-bit), Microsoft Windows Vista Home Basic (64-bit), Microsoft Windows Vista Home Premium (64-bit), Microsoft Windows Vista Business (64-bit), Microsoft Windows Vista Enterprise (64-bit), Microsoft Windows Vista Enterprise (32-bit), Microsoft Windows XP Fix/Enhancement: This version of the HP Print Diagnostic Utility provides an improved user interface in multiple languages, improved diagnostic and problem resolution capability, and support for usb and network connected devices.

So buy it

Hi

The key is on a sticker on the computer.
possibly on side or bottom of the computer.

you can genuine your pc by downloading windows genuine maker for vista from google just type windows genuine maker for vista enjoy

If it is invalid, take it up with Microsoft Support. it is Illegal for us to give out activation keys, no matter the circumstance.

Hallow Dear,

Please use this link to download Drivers for your PC (20M)

XP/Vista - ftp://ftp.hp.com/pub/softpaq/sp38501-39000/sp38688.exe

Operating Systems
Microsoft Windows 2000
Microsoft Windows XP Home Edition
Microsoft Windows XP Media Center Edition
Microsoft Windows XP Professional
Microsoft Windows XP Tablet PC Edition
Microsoft Windows Vista Enterprise 32 Edition
Microsoft Windows Vista Home Basic 32 Edition
Microsoft Windows Vista Home Premium 32 Edition
Microsoft Windows Vista Business 32 Edition
Microsoft Windows Vista Starter 32 Edition
Microsoft Windows Vista Ultimate 32 Edition
Microsoft Windows Vista Enterprise 64 Edition
Microsoft Windows Vista Home Basic 64 Edition
Microsoft Windows Vista Home Premium 64 Edition
Microsoft Windows Vista Business 64 Edition
Microsoft Windows Vista Ultimate 64 Edition

This Will Completely Solve your Prob; if there is no any internal Hardware Problems with Quick Lunch Buttons

(I feel there is no any coz u mention about Ding Sound. That mean your system is recognizing your key input & all you need is Just program those keys – above setup will do that)

** If you didn’t solve your prob; my advice is take your lap to a good technician with component level Repair skills.

Thank you & Best Regards
Dinu….

BUY IT!!!