It is possible to remove your minisite tiles display from other providers/instances’ minisite.
The instructions below will show you how to remove this
How to Remove Activity Tiles from Mini-site
1. Navigate to More
Go to your Settings and select Advanced Org
2. Under Your minisite, select the button to remove these tiles
Save your changes
How to Re-publish Your Own Mini-site
1. Head to your Minisite Settings
2. Scroll to the bottom and select Yes to let customers find your minisite when they use Enrolmy search
Your Website
Finally, double-check your website to ensure your activity tile embedding still works as expected. If not, you may need to update the embedding code on your website. See How To Filter Activity Tiles On Your Website here.