Hello,
In window xp operating system,if I lose the password of the account admin.How can I recover the password or log on the computer(admin is the only account on my computer).Please answer me

Hi, Kate,
Here is a link with step by step instructions on what to do if you lose the administrator's password:

http://pubs.logicalexpressions.com/P...cle.asp?ID=305

It's one of the best sites I have seen.
I would also write down your password, place it with your XP CD's or in some place you can remember where it is.

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Best wishes,
fredg