Many of times we misplaced the product key of windows xp professional . Then don't be silly. There are simple steps are written down, follow the steps to find the product key.
insert the windows xp professional drive and then explore the cd drive.
Go to the I386 folder and open it
find the UNATTEND file in i386 folder and open it , this file will be open in notepad.
The unattend file will look like this picture. just scroll down in the page .
Product key will in the last of the page of of unattend text file
NO TIME TO READ THIS ARTICLE THEN HAVE A IDEA JUST VISIT MY VIDEO TO FIND THE PRODUCT KEY