May be you forget but google never forget your all activities, even you don’t know how much google knows about you, google will store your search history, video search, map, ads, helps, image search, youtube, etc. if you are more security concern and want to clear all your google activities than you should follow these easy steps.
1. Open browser and in address type “myactivity.google.com” and hit “enter” now sign in
2. You will get all your activities by date wise and products wise
3. To delete this click on “Delete activity” select the date and click on “Delete”