Samsung UN55D6000 E-Manual page 127

To block certain content, you select a lock, and press
N
is, you "click it".). For example, click the
programs rated 18+. The rating categories are also grouped so that
clicking one category blocks all the categories a parent would block
along with it. For example, if you block the
and
To unblock a category, click the lock.
N
◀
18+ will automatically be blocked.
18+ lock and you block all TV
category, then PG,
G
English
(That
ENTERE
14+
▶