Samsung UN55ES6580FXZA - Manual (Page 388)

The device opens, displaying either
folders or picture files.
6. If picture files are displayed,
highlight and select each file you
want to upload. A check appears on
each file.
7. If folders are displayed, highlight and
select the folder that contains the
pictures you want to upload. Then,
select each file you want to upload.
A check appears on each file.