anytime upgrade

[datactrl]

I did an anytime upgrade from my windows 7 home premium to professional. But it just failed. After that it always remember that upgrade key. Is there possible to let anytime upgrade to forget it and accept another one? Thank you!

 

[The Howling Wolves]

datactrl,
Welcome to Seven Forums.

This tutorial may provide an answer to your question.
http://www.sevenforums.com/tutorials/95744-windows-anytime-upgrade-how.html
THW