Windows XP
Windows XP

1st Step: Click START

2nd Step: Click RUN

3rd Step: Type REGEDIT


5th Step: Expand SOFTWARE

6th Step: Expand MICROSOFT

7th Step: Expand Windows NT

8th Step: Expand CurrentVersion

9th Step: Click WPAEvents

10th Step: And then double click OOBETimer

11th Step: Erase Everything then click OK (0000 remain)

12th Step: Close the Resistry Editor

13th Step: Go back to RUN

14th Step: Copy this and paste it to run: %systemroot%\system32\oobe\msoobe.exe /a

15th Step: Choose Yes, I want to telephone a customer service......... and click Next

16th Step: Click Change Product Key

17th Step: Type THMPV - 77D6F - 94376 - 8HGKG - VRDRQ then click Update

18th Step: Click Remember Me Later

19th Step: Go back to RUN and Click OK

That's it!!! RESTART your computer....

Comments 28 comments

wrypatch profile image

wrypatch 6 years ago from Virginia

This is an awesome hack that I've had to use many times when someone's computer took a dump and they never wrote down their serial. Works perfectly.

louiejr2nd profile image

louiejr2nd 6 years ago Author

Thank you wrypatch!

Ana 6 years ago

Thankyou soooooooooooooooooooooooooooooooooooooooooo much Louiejr2nd!

profile image

lhoyet_88 6 years ago

Great louiejr2nd!!!

Romel 6 years ago


sjon 6 years ago

didn't work for me

pulkit 6 years ago


kland16 5 years ago

thank you so much!!!!! it really helped.

reallinkz1n1 5 years ago

Thanks very much for this info, very very useful indeed.

guest 4 years ago


Nipu 4 years ago

nice trick for changing the product serial key used during registration Windows XP, I was able to change my product serial number to my existing installation, thanks a lot.

nabanendu 4 years ago


MJ 4 years ago

don't work

kk 4 years ago

not goooooooooooooooooooood

SpitfireBettie 4 years ago

Doesn't work now, granted this was posted 2yrs ago... guess ol Bill Gates got wise. :(

salman 3 years ago

dude when pasting link in run in 14th step ...window open but nothing written on it.what to do? rply

deekay 3 years ago

does not work.... :(

Chris 3 years ago

this DOES work, just use a different product key!

Xakepa 3 years ago

When i try to enter first part ot cd-key THMPV system show a message "Only numbers can be used for the confirmation ID."

shutdown 3 years ago


Sad 3 years ago

I tryd it and now i cant log in to my lap top , it says :this copy of windows must beactivated with microsoftbefore u can log on, and i try to activate with what u gave: 17th Step: Type THMPV - 77D6F - 94376 - 8HGKG - VRDRQ then click Update

And its not working, please help

donny 3 years ago

Does anyone have a code that will work for win 7 home prem. ? Please let me know. Thanks

not working idiot ? 3 years ago

not working idiot ?

not working idiot ?

not working idiot ?

not working idiot ?

Johnf695 2 years ago

you have a terrific blog here! would you like to make some invite posts on my weblog? dfebcdaddeee

kman 2 years ago

did not work .still looking!!!!

Muhammad Ismail 2 years ago

its really works.....very nice

Carlos 2 years ago

when i put this code

%systemroot%\system32\oobe\msoobe.exe /a

it says cannot find c\wondows.............

Placid_Storm 20 months ago

Windows 7 and Vista, Look for a program called "Windows Loader". It works by loading a SLIC.

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