One thing for sure! there is no quick way to do that. Check permissions with the anti virus like Norton it lock files sometimes. Here’s a link to protect files and folders and sometimes allows you to get files open. http://www.winability.com/folderguard/editions.htm
This is the link to tools that will allow you to get to lost passwords. http://www.petri.co.il/forgot_administrator_password.htm
Also Can’t open Tools > Internet Options
Use Regedit.exe and search for NoBrowserOptions and remove it.
It is most likely to be here (but not necessarily)
HKEY_CURRENT_USER\Software\Policies\Microsoft\Internet
Explorer\Restrictions
If you are unfamiliar with Regedit, then ensure you know how to
restore your Registry in case of error and it is a good to export any
key before deleting.
Check the startup (Start-Run-MSCONFIG-Startup tab) for any unknown
items if it is reset on reboot.
You might try this snippet from Mike Burgess first if you use SpyBot:
‘Did you by chance run SpyBot’s Immunize feature?
If so, you can unlock by unchecking the option to “Protect IE Control
Panel”
http://www.derkeiler.com/Newsgroups/microsoft.public.windowsxp.security_admin/2004-07/4118.html