Clear history of visited websites on iPhone and ipad
Learn how to delete your history, cookies, and cache using the Settings app.
To clear your history and cookies, tap Settings > Safari > Clear History and Website Data. Clearing your history, cookies, and browsing data from Safari won't change your AutoFill information.
To remove other stored information, tap Settings > Safari > Advanced > Website Data > Remove All Website Data.
To visit sites without leaving a history, turn private browsing on or off.
When there's no history or website data to clear, the setting turns gray. The setting might also be gray if parental controls are set for websites. To check your settings, go to Settings > General > Restrictions, then scroll to Allowed Content.