Adding files from different folders
Note that you can work on files from different folders at the same time. To work on images you should add them to File List at the 1st Step: to add every file from the folder and it's sub-folders click the folder and push "Add all" button; then navigate through your file system by clicking on folders and drives, select files to add and use "Add" button when selected. Also you can always drag and drop any image from different folders to the fole list.