Tools>internet options>content>Autocomplete.
Then you can clear forms and passwords and the uncheck the boxes that you don`t want to save.You can get programs that clear all the forms for you when you boot up.
I use to do this when i wanted to hide my search sites.
This for IE explorer which i hardly use now.I not sure but i think if you set your history to 0 days a well as unchecking the boxes i think it does the same.
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