Clear browsing history
You may sometimes wish to delete your browsing history, for example, to remove items that you do not want to see in your search results. You can choose to delete one result, all results from a single website or all of your history.
Press the menu button in the top-right corner of the window and select History.
Press the delete button to permanently delete undesired pages.
You can also delete all of your history by pressing Clear all.