To delete photos, please follow these steps:  

1. Login to BackOffice and go to Content > Pages > Primary Menu > Photos > Edit.
   
   
   
   
2. Click on Edit Album for the album that you would like to delete the photos from.
   
3. To Delete a photo, press the blue drop down arrow located on the right side of each photo and click Delete.
   
   
   
   
4. Once you have deleted the photos, click on the blue Save button on the lower right corner.
   
   

Please remember to Publish all changes in order to update your live website