Remove unused mount point and loop

sudo rmdir /path/to/mount/point

mount

ls -la /media/user

lsblk

lsusb

sudo fdisk -l

sudo hdparm -i /dev/sda

sudo hdparm -I /dev/sda

sudo hdparm -Tt /dev/sda

cp -r -u /home/user/Documents/folder1 /home/user/Downloads/folder1

Don't care about loops.

A loop device, or it can be termed as vnode disk (vnd), and loopback file interface (lofi) is a device that helps the computer file to access block devices. Before using the dev loop, the existing file in the file system must be connected to it.