Can anyone send me the steps from start to finish how to change windows vista to xp?

I bought a compaq and it came with windows vista. A lot of software is not up to the task. Most still operate with xp or xp professional.
Can anyone send me the steps from start to finish how to change windows vista to xp?
Yes you can.



http://www.pcadvisor.co.uk/news/index.cf鈥?/a>



http://www.pcmag.com/article2/0,1759,228鈥?/a>
Can anyone send me the steps from start to finish how to change windows vista to xp?
u cannot change windows vista into xp .only xp to vista can.

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