How To Download Apk Files On Bluestacks
Install the apk file you downloaded for. Or you can simply serach from the c drive and program files like this. Launch bluestacks on your computer. Now from that folder search.
There are many softwares which can help you with this. Drag and drop the file into the bluestacks home screen to begin the installation process. This should open a windows. Locate the folder c:\programdata\bluestacks_nxt\engine\ or bluestack engine folder.