Deleting products from the store
To delete unwanted products, please go to the store admin dashboard - catalog - products - check all unwanted products and click on the "delete" button in the upper right corner.
Please remember that after you have done any changes in your website Admin Dashboard you will also need to make sure that you cleared all the cache from your store. For this do the following: Go to System>Tools>NitroPack> Click on Clear Cache on the top right and from the drop-down menu click on "Clear All Cache" and you will be able to see changes loaded on your front page. Take a look at the picture example: