Go to the start menu -> “File Explorer” -> you can browse the contents of this device, such as Images, videos, Documents & other etc. -> find the object you want to copy and right click -> “show more options” -> “Send to ” -> “Secure Digital storage device (D:)”
Also you can transfer data via copy/paste function: Left click the object -> press “Ctrl” + “C” to copy -> access to the “File Explorer” and left click Secure Digital storage device (D:) -> press “Ctrl” + “V” to paste.