Samsung UN60ES7500FXZA - Manual (Page 528)

c mark appears in the check box.
4. Repeat Step 3 to select additional
files.
N To select all the files in the list,
select Select All . To cancel a
selection, select the file again.
5. When done, select
Remove . A pop-
up message appears.
6. Select
Yes . The selected file(s) be
removed in the Playlist.