According to the Facebook Platform rules, we have to provide User Data Deletion Callback URL or Data Deletion Instructions URL. If you want to delete your activities for onoffmusuem.com, you can remove your activities by the following instructions. Go to Your Facebook Account’s Setting & Privacy. Click ” Setting “. Then, go to ” Apps and Websites” and you will see all of your Apps activities. Select the option box of Onoffmusuem. Click ” Remove” button. Congratulation , you are successfully remove your activities