Welcome to Microsoft's Windows XP Professional Install step by step from previous operating system. This will give you an idea on how to do this when the time arises for you to install your Windows XP Professional operating system. This install guide is fully graphical and will take you through each step of the installation. This Guide will replace your previous operating system so make sure you backup first.
What you will require to do this walkthrough is
A Windows XP Professional CD
A Computer with CD-ROM access and a previous operating system
To start this Windows install insert the CD from the desktop. The CD will autorun, else go to My Computer, the CD-ROM drive and double click on the "SETUP.EXE" file. The install will begin.
Remember to backup all important information before performing this task.
Install Windows XP Professional from another operating system Part 1