How to Completely Delete Browser Historyby Aaron Thornton
Your Internet history contains all the information for every site you've visited in recent weeks or months. Many people like to delete their history to protect their computer from spyware and tracking cookies. This also frees hard drive space. Whatever the reason, it is simple to delete your browser history, regardless of the browser you use.
Turn on your computer and open the Internet browser(s) that you use.
For Internet Explorer, click on "Tools" > "Internet Options." This will open the "Internet Options" menu. Select the "General" tab and click on "Clear History". Click "Yes" to confirm and "OK" to close the "Internet Options" menu. For Safari, click on the "History" > "Clear History". Click "Clear" and you're finished. For Firefox, click on "Tools" > "Clear Recent History". You will be asked what you want to delete. To completely delete your browser history, click on all of the check boxes and finish by clicking "Clear Now". For Google Chrome, click on the wrench button at the top-right corner. Click "Options" > "Under the Hood". Click "Clear Browsing Data", which will bring up a list of items that you can delete. To completely delete your browser history, click on all of the check boxes and click "Clear Browsing Data".
Restart your browser and check that the history was deleted by clicking on the down arrow at the end of the address bar. If nothing comes up, then you were successful. If not, repeat the above process.