<s>
The	O
Samsung	B-Device
Galaxy	I-Device
Tab	I-Device
S4	I-Device
is	O
a	O
tablet	B-Device
computer	I-Device
developed	O
and	O
produced	O
by	O
Samsung	O
Electronics	O
.	O
</s>
<s>
It	O
is	O
the	O
successor	O
of	O
the	O
previous	O
Galaxy	B-Device
Tab	I-Device
S3	I-Device
,	O
and	O
was	O
announced	O
alongside	O
the	O
cheaper	O
Samsung	B-Device
Galaxy	I-Device
Tab	I-Device
A	O
10.5	O
.	O
</s>
<s>
In	O
the	O
United	O
States	O
at	O
launch	O
,	O
LTE	O
models	O
are	O
available	O
for	O
purchase	O
via	O
Verizon	B-Application
,	O
with	O
support	O
from	O
other	O
carriers	O
arriving	O
in	O
Q3	O
2018	O
.	O
</s>
<s>
The	O
device	O
has	O
integrated	O
far-field	O
microphones	O
that	O
allow	O
Google	B-Application
Assistant	I-Application
to	O
be	O
controlled	O
from	O
far	O
distances	O
.	O
</s>
<s>
Compared	O
to	O
the	O
Galaxy	B-Device
Tab	I-Device
S3	I-Device
,	O
the	O
Tab	O
S4	O
has	O
a	O
larger	O
10.5-inch	O
2560x1600	O
display	O
with	O
a	O
16:10	O
aspect	O
ratio	O
and	O
slimmer	O
bezels	O
,	O
allowing	O
its	O
footprint	O
to	O
be	O
similar	O
to	O
its	O
predecessor	O
.	O
</s>
<s>
The	O
Tab	O
S4	O
comes	O
with	O
Samsung	B-Application
Experience	I-Application
9.5	I-Application
,	O
which	O
is	O
based	O
on	O
Android	B-Application
8.1.0	I-Application
Oreo	I-Application
.	O
</s>
<s>
The	O
device	O
's	O
firmware	O
was	O
made	O
upgradable	O
to	O
One	B-Application
UI	I-Application
,	O
which	O
is	O
based	O
on	O
Android	B-Application
9	I-Application
,	O
on	O
a	O
firmware	O
upgrade	O
rollout	O
starting	O
in	O
April	O
2019	O
.	O
</s>
<s>
New	O
features	O
include	O
Samsung	B-Application
Knox	I-Application
protection	O
and	O
a	O
Daily	O
Board	O
mode	O
,	O
that	O
allows	O
for	O
the	O
display	O
of	O
photos	O
,	O
and	O
weather	O
and	O
calendar	O
information	O
.	O
</s>
<s>
Bixby	B-Application
2.0	O
will	O
be	O
added	O
in	O
a	O
future	O
software	O
update	O
in	O
2019	O
.	O
</s>
<s>
Samsung	B-Application
DeX	I-Application
is	O
also	O
natively	O
supported	O
and	O
is	O
launched	O
on	O
the	O
device	O
when	O
a	O
keyboard	O
cover	O
is	O
connected	O
.	O
</s>
<s>
When	O
connected	O
to	O
an	O
external	O
monitor	O
,	O
the	O
screen	O
can	O
be	O
used	O
as	O
a	O
touchpad	B-Application
.	O
</s>
<s>
The	O
Tab	O
S4	O
is	O
included	O
with	O
an	O
improved	O
S	O
Pen	O
stylus	B-Device
with	O
a	O
0.7mm	O
tip	O
and	O
4,096	O
pressure	O
sensitivity	O
levels	O
,	O
similar	O
to	O
the	O
S	O
Pen	O
on	O
the	O
Galaxy	B-Application
Note	I-Application
8	I-Application
.	O
</s>
<s>
It	O
has	O
a	O
holster	O
for	O
the	O
S	O
Pen	O
but	O
does	O
not	O
include	O
a	O
touchpad	B-Application
,	O
requiring	O
users	O
to	O
rely	O
on	O
the	O
touchscreen	O
,	O
S	O
Pen	O
or	O
a	O
bluetooth	O
mouse	O
for	O
input	O
.	O
</s>
