Samsung UN46ES6100GXZE - Manual (Page 498)

use the “Empty the Recycle Bin”
function on the PC to permanently
delete the file.
ΠIf your PC cannot construct a
functional database of saved files
on a USB device because there is no
free space on the USB device, you
may not be able to view any new
files you have added, even though
you have saved these files to the
USB device.