Settings
132
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.
Secure
Folder
You
can
create
a
secure
folder
on
your
device
to
protect
private
content
and
apps
from
anyone
who
may
be
using
your
device.
◌
From
Settings,
tap
Biometrics
and
security
>
Secure
Folder
and
follow
the
prompts
to
secure
content
on
your
device.
TIP
You
must
sign
in
to
your
Samsung
account,
and
use
secured
lock
on
your
device
to
set
up
and
use
Secure
Folder.
Secure
startup
You
can
protect
your
device
by
requiring
a
PIN,
pattern,
or
password
when
your
phone
is
turned
on.
TIP
A
secure
screen
lock
(Pattern,
PIN,
Password,
or
Fingerprints) is
required
to
use
Secure
startup.
Encrypt
SD
card
You
can
encrypt
your
optional
memory
card
(not
included)
to
protect
its
data.
This
only
allows
the
SD
card
information
to
be
accessed
from
your
device
with
a
password.
1.
From
Settings,
tap
Biometrics
and
security
>
Encrypt
SD
card
.
2.
Tap
Encrypt
SD
card
and
follow
the
prompts
to
encrypt
all
data
on
your
memory
card.
