Please excuse my lack of knowledge here, I'm just starting to work with this Android stuff.
I guess so.
Well, I think I know how to do this, but that wouldn't help the user to pick to right video file, I need the thumbnails.
By browers I mean that every app that processes the file type gets displayed at the top of the window that opens. For example Google fotos, Samsung gallery, ...
I just want to open the documents folder ("Eigene Dateien" in my German tablet).