1.Open the Liberty Photo App on your iDevice and then Sign In.
If you are not familiar with this procedure please visit the following page:
Opening The Liberty Photo App Android
2.Search for the item by using either Account-Item Number or by scanning a tag using the Scan Tag button.
Then open the item.
You can use the following articles for more information if needed:
How Use The Camera To Add Images To Items By Using Account - Item Number Android
How To Add Images To An Item Using A Barcode On The Tag Android
3.Tap the Delete button.
4.Checkmark the images you would like to delete.
5.Tap the Delete button and the images will be removed from the item.