Client Access Page > Find your gallery > Select any photo in your gallery > Scroll over the photo and a menu button will appear at the top left of the photo > (Don't click) Just scroll over the word "menu" and a drop down will appear > (Don't click) Scroll over the word "Download" > Select either "Original" to download only the selected photo or "All available originals" to download all the images in your gallery.
Depending on your computer and software, your images will probably download to your "Download" folder as a .zip file. Double click on the file and it will uncompress into folder.
Depending on your computer and software, your images will probably download to your "Download" folder as a .zip file. Double click on the file and it will uncompress into folder.