This is an UNTOUCHED Windows XP Professional Corporate Edition SP2 And Integrated SP3 Final RTM From MicroSoft WITHOUT ANY OTHER CHANGE Except The serial {Volume License Key [VLK]}. So you don't need to write it when you BOOT from this CD to setup Windows. This is GENUINE and Accept any Updates

-When you setup Windows from this CD you will saved more than 1 GB on C: COMPARE WITH if you setup XP SP2 then SP3
-And You need only 20 Minutes to setup this GREAT VERSION
-Most STABLE, No More ERROR MESSAGES, More RELIABILITY