To compare pictures or photos in several folders, you have different options Drag & Drop to the selection box, or folder selection button!
Please use the Button [...]  to change the Folder and the Button [...+]  to add a folder to the Combo Box 
You can also use Drag and Drop from MS-Explorer, to add Files or Folders for image search job.
Right Drag = add Folder or Files
Left Drag = change the Folder or File
In Find.Same.Images is also an internal Explorer View , you can use also this to change or ad folder about Drag and Drop.
Please always use ... the new Find.Same.Images.OK!
To compare and find similar pictures or photos in several folders is suitable for example for: Windows 10 (Redstone 4 & 5) Pro, Enterprise, Home, Windows 8.1, Windows 8, Windows-Server 2016, 2012, 2008, Windows 7 Basic, Professional, Starter, Ultimate and easy to use to fin same or similar images on yo Computer, extern and intern hard drive (SSD, SD Cards, USB-Sticks).
FAQ 7: Updated on: June 2th 2018 08:54