<s>
Samsung	B-Application
DeX	I-Application
(	O
stylized	O
as	O
SΛMSUNG	O
DeX	O
)	O
is	O
a	O
feature	O
included	O
on	O
some	O
high-end	O
Samsung	O
handheld	B-Application
devices	I-Application
that	O
enables	O
users	O
to	O
extend	O
their	O
device	O
into	O
a	O
desktop-like	B-Device
experience	O
by	O
connecting	O
a	O
keyboard	B-Device
,	O
mouse	B-Device
,	O
and	O
monitor	B-Device
.	O
</s>
<s>
Samsung	O
first	O
included	O
the	O
DeX	O
feature	O
on	O
Samsung	B-Application
's	I-Application
Galaxy	I-Application
S8	I-Application
and	I-Application
S8+	I-Application
smartphones	B-Application
,	O
and	O
has	O
continued	O
to	O
support	O
the	O
feature	O
on	O
all	O
of	O
its	O
latest	O
flagship	O
smartphones	B-Application
,	O
including	O
the	O
Galaxy	B-Application
S9	I-Application
,	O
S10	B-Application
,	O
S20	B-Application
,	O
S21	B-Application
,	O
S22	B-Application
,	O
S23	O
,	O
Note8	B-Application
,	O
Note9	B-Application
and	O
Note10	B-Application
series	O
and	O
Note20	B-Application
series	O
.	O
</s>
<s>
It	O
has	O
also	O
been	O
introduced	O
on	O
several	O
high-end	O
tablets	B-Device
,	O
including	O
the	O
Galaxy	O
Tab	O
S4	O
,	O
S5e	O
,	O
Tab	O
S6	O
,	O
Tab	O
S6	O
Lite	O
,	O
Tab	O
S7	O
FE	O
,	O
Tab	O
S7	O
and	O
S7+	O
.	O
</s>
<s>
In	O
2017	O
,	O
the	O
original	O
version	O
of	O
DeX	O
was	O
released	O
,	O
which	O
required	O
the	O
use	O
of	O
a	O
proprietary	O
docking	B-Device
accessory	O
called	O
the	O
DeX	O
Station	O
.	O
</s>
<s>
This	O
provided	O
a	O
USB-C	O
port	O
,	O
ethernet	O
,	O
HDMI	B-Protocol
2.0	O
output	O
and	O
two	O
USB	O
2.0	O
ports	O
.	O
</s>
<s>
In	O
August	O
2018	O
with	O
the	O
launch	O
of	O
the	O
Note	B-Application
9	I-Application
,	O
Samsung	O
introduced	O
the	O
DeX	O
HDMI	B-Protocol
adapter	O
(	O
USB-C	O
to	O
female	O
HDMI	B-Protocol
)	O
,	O
DeX	O
cable	O
(	O
USB-C	O
to	O
male	O
HDMI	B-Protocol
)	O
and	O
DeX	O
multiport	O
adapter	O
,	O
which	O
whilst	O
still	O
proprietary	O
and	O
containing	O
active	O
electronics	O
,	O
eliminated	O
the	O
need	O
for	O
the	O
previous	O
docking	B-Device
accessories	O
.	O
</s>
<s>
This	O
design	O
enabled	O
the	O
cell	O
phone	O
to	O
lie	O
flat	O
and	O
function	O
as	O
a	O
touchpad	B-Application
or	O
even	O
continue	O
being	O
used	O
as	O
a	O
phone	O
in	O
its	O
usual	O
fashion	O
whilst	O
being	O
connected	O
to	O
a	O
display	O
and	O
with	O
DeX	O
operating	O
.	O
</s>
<s>
This	O
provided	O
a	O
USB-C	O
port	O
,	O
HDMI	B-Protocol
and	O
two	O
USB	O
ports	O
.	O
</s>
<s>
This	O
design	O
enabled	O
the	O
cell	O
phone	O
to	O
lay	O
flat	O
and	O
function	O
as	O
a	O
touchpad	B-Application
or	O
even	O
continue	O
being	O
used	O
as	O
a	O
phone	O
in	O
its	O
usual	O
fashion	O
whilst	O
being	O
connected	O
to	O
a	O
display	O
and	O
with	O
DeX	O
operating	O
.	O
</s>
<s>
Since	O
2019	O
,	O
with	O
the	O
Note	B-Application
10	I-Application
and	O
Galaxy	B-Application
Fold	I-Application
,	O
DeX	O
can	O
now	O
be	O
launched	O
via	O
a	O
direct	O
cable	O
connection	O
to	O
a	O
physical	O
computer	O
using	O
the	O
existing	O
provided	O
charging	O
cable	O
or	O
any	O
similar	O
off-the-shelf	O
USB-C	O
cable	O
with	O
data	O
transfer	O
,	O
eliminating	O
the	O
need	O
for	O
any	O
proprietary	O
docking	B-Device
accessories	O
.	O
</s>
<s>
Samsung	O
also	O
announced	O
"	O
Linux	B-Application
on	I-Application
Galaxy	I-Application
"	O
(	O
since	O
renamed	O
to	O
"	O
Linux	B-Application
on	O
DeX	O
"	O
)	O
which	O
allows	O
use	O
of	O
a	O
compatible	O
Linux	B-Application
distribution	O
rather	O
than	O
the	O
default	O
Android	B-Application
OS	I-Application
giving	O
full	O
personal	B-Device
computer	I-Device
capabilities	O
.	O
</s>
<s>
Users	O
are	O
able	O
to	O
connect	O
to	O
their	O
mobile	B-Application
devices	I-Application
with	O
a	O
USB	O
Cable	O
.	O
</s>
<s>
Samsung	B-Application
DeX	I-Application
devices	O
can	O
be	O
managed	O
by	O
Samsung	B-Application
Knox	I-Application
(	O
3.3	O
and	O
higher	O
)	O
to	O
allow	O
or	O
restrict	O
access	O
using	O
the	O
Knox	B-Application
platform	I-Application
for	O
added	O
control	O
and	O
security	O
.	O
</s>
<s>
In	O
October	O
2019	O
Samsung	O
announced	O
that	O
Linux	B-Application
on	O
DeX	O
will	O
not	O
be	O
available	O
for	O
Android	B-Application
10	O
and	O
warned	O
users	O
that	O
after	O
upgrade	O
to	O
Android	B-Application
10	O
they	O
will	O
not	O
be	O
able	O
to	O
downgrade	O
back	O
,	O
permanently	O
losing	O
the	O
ability	O
to	O
use	O
full	O
Linux	B-Application
applications	O
.	O
</s>
<s>
In	O
2020	O
,	O
wireless	O
Dex	O
was	O
introduced	O
,	O
enabling	O
Note	B-Application
9	I-Application
and	O
newer	O
phones	O
to	O
use	O
MiraCast	O
to	O
project	O
the	O
desktop	O
experience	O
to	O
a	O
PC	O
previously	O
connected	O
via	O
USB	O
or	O
a	O
wireless	O
monitor/TV	O
.	O
</s>
<s>
They	O
function	O
as	O
an	O
external	O
monitor	B-Device
,	O
keyboard	B-Device
and	O
trackpad	O
while	O
supplying	O
power	O
to	O
the	O
phone	O
.	O
</s>
