155
Settings
Secure
Wi-Fi
Get
extra
privacy
protection
while
using
unsecured
Wi-Fi
networks.
You
must
sign
in
to
your
Samsung
account
to
set
up
and
use
Secure
Wi-Fi.
◌
From
Settings,
tap
Biometrics
and
security
>
Secure
Wi-Fi
and
follow
the
prompts
to
configure
privacy
protection.
Private
Share
Share
files
privately,
prevent
recipients
from
resharing,
and
set
expiration
dates.
Keep
your
data
safe
with
blockchain
technology.
◌
From
Settings,
tap
Biometrics
and
security
>
Private
share,
and
follow
the
prompts
to
add
files.
Samsung
Blockchain
Keystore
Manage
your
blockchain
private
key.
Options
may
vary
by
carrier.
1.
From
Settings,
tap
Biometrics
and
security
>
Samsung
Blockchain
Keystore.
2.
Follow
the
prompts
to
import
or
set
up
a
new
cryptocurrency
wallet.
Install
unknown
apps
You
can
allow
installation
of
unknown
third-party
apps
from
selected
apps
or
sources.
1.
From
Settings,
tap
Biometrics
and
security
>
Install
unknown
apps.
2.
Tap
an
app
or
source,
and
then
tap
Allow
from
this
source.
TIP
Installing
unknown
third-party
apps
could
make
your
device
and
personal
data
more
vulnerable
to
security
risks.
Password
for
factory
data
reset
You
can
require
a
password
to
reset
your
device
to
factory
default
settings.
Options
may
vary
by
carrier.
◌
From
Settings,
tap
Biometrics
and
security
>
Other
security
settings
>
Set
up/change
password
and
enter
a
password.
