Samsung UN40D5550RF E-Manual page 120

To block certain content, you select a lock, and press
N
is, you "click it".). For example, click the
movies. 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
automatically be blocked also.
To unblock a category, click the lock.
N
▶
X lock and you block all X-rated
category, then R,
PG-13
English
(That
ENTERE
and will
NC-17 X
▶