Simple steps to clear your Facebook history!
Head to your Facebook profile and click the “Activity log” option at the bottom right of your cover photo.
Your activity log is a list of your posts and all Facebook activity, including your search history.
Next, click on the “More” option on the left-hand menu, under “Photos,” “Likes” and “Comments.”
Next, click on the “More” option on the left-hand menu, under “Photos,” “Likes” and “Comments.”
…And then okay the pop-up message that appears.
Your Facebook search history is now a clean slate!
Originally at Mashable.com