Add the options to group the same file-types together for easier search. This can be done in the normal view of the app as shown in image 1. For example, if a folder has lots of images, some pdfs and some audio devices, it would be easy to locate pdfs are they are all in the same section grouped together. Image 1
Until then, the best alternative we have is searching for a file type, but it’s slower and not exactly the same. Still, in some cases it comes in handy!