Clear the "Search for files and folders" history in Windows XP

When you search for a file using the Search files option in Windows XP, the history will be stored in the registry. To clear the previous search files history from the registry, try this:

For Windows XP Search Companion:

Click Start/Run and type REGEDIT
Navigate to the following key:
HKEY_CURRENT_USER \ SOFTWARE \ Microsoft \ Search Assistant \ ACMru \ 5603

In the right-pane, delete the search items
Close Registry Editor
For Windows Classic Search, the entries are stored in the following registry key:

HKEY_CURRENT_USER \ Software \ Microsoft \ Internet Explorer \ Explorer Bars \ {C4EE31F3-4768-11D2-BE5C-00A0C9A83DA1} \ FilesNamedMRU