If you enable this function, you will save the history of all searches you perform through the search box in the current IE window.
If you wish to save search history after exiting the current IE window or restarting/shutting down your computer, please follow these steps:
Go to the Crawler Toolbar Settings.
Select the "Services Settings" tab.
Click on the "Settings..." button in the Search section.
Select the "Keep search history under search box" checkbox.
Click on the "Apply" button to make the change take effect.
Click on the "OK" button to exit Crawler Toolbar settings.