If you're running XP Pro, click Start, Run and enter LUSRMGR.MSC Go to the
Users section and double click on your User account. Set the option for
Password never expires.
Go to START > RUN and then type: Compmgmt.msc
and hit enter
Click on Users and Groups
Click on Users Folder
Locate the User Name you want to manage
Click on the Profile Tab,or right click to Properties
Then , Select "Password never expires"
You're done.
I hope it helped.
SONIA