Login to your Tagalys dashboard and under 'Product Listing Pages', click on view all pages. Click on the 'edit' icon of the page you wish to remove promoted/pinned products.
1. Click on the 'Curate' button
2. On the left pane of Curate panel, change the status to 'Select All' from 'Nothing Selected'
3. Click on 'Actions' and then select 'Remove'