Sadly the Android storage terminology is a mess. These days what comes up as the SD is more correctly a folder on the emmc (internal storage). Its just that f

Sadly the Android storage terminology is a mess. These days what comes up as the SD is more correctly a folder on the emmc (internal storage). Its just that for legacy reasons it is treated as the primary removable storage by Android. There is a Android/data/"app vendor uri"/ tree within that simulated SD that is used as a dumping ground for various files.