text: how do i delete previous search history from yahoo and google. eg when you type a word into the search bar? eg when i search for something i press the first letter and it shows me everything i have searched for starting with that letter? go into your tools option at the top of your browser screen- matters not what application you are in..../ then go to internet options/ delete cookies/ delete files and then go to clear history tab and set it to 0 days...hope this helps