1. Click on Bindtuning, and then Edit Web parts - the edit panel will appear from the left side of the web part;
  2. On the web part sidebar and click the Manage Templates icon;
  3. The list of Filter Templates will appear. Click the trash icon to delete the Filter Template;

  4. A message will appear requesting your confirmation. Click Ok and the web part will refresh and the template will be removed.

    delete_filter