Microsoft Windows users running Microsoft Internet Explorer 6.x and 7.x can delete their history files by clicking the "Tools" menu, "Internet Options", and clicking the "Delete Files" or "Delete" button. Users also have the option of automatically deleting files each time they close the browser window by clicking the "Advanced" tab and checking "Empty Temporary Internet Files folder when browser is closed" under the "Security" section.
Mozilla Firefox users can clear their history by clicking the "Tools" menu, "Options", clicking the "Privacy" button, and under "History" click the "Clear" or "Clear Now" button.
Opera users can delete their history by clicking the "File" menu, "Preferences", "History", and click "Empty now" button. In addition, users can check "Empty on exit" if they wish for this task to occur each time they exit the browser.
Safari users can delete their history by select "Clear History" under the "History" menu.
Google Chrome users can delete their history by clicking on the wrench icon, select "Clear browsing data...", check all the checkboxes, select desired time period, then click on "Clear Browsing Data".