<s>
Windows	B-Device
Server	I-Device
2019	I-Device
is	O
the	O
ninth	O
version	O
of	O
the	O
Windows	B-Device
Server	I-Device
operating	B-General_Concept
system	I-General_Concept
by	O
Microsoft	O
,	O
as	O
part	O
of	O
the	O
Windows	B-Device
NT	I-Device
family	I-Device
of	O
operating	B-General_Concept
systems	I-General_Concept
.	O
</s>
<s>
It	O
is	O
the	O
second	O
version	O
of	O
the	O
server	B-Application
operating	B-General_Concept
system	I-General_Concept
based	O
on	O
the	O
Windows	B-Operating_System
10	I-Operating_System
platform	O
,	O
after	O
Windows	B-Device
Server	I-Device
2016	I-Device
.	O
</s>
<s>
It	O
was	O
announced	O
on	O
March	O
20	O
,	O
2018	O
for	O
the	O
first	O
Windows	B-Application
Insider	I-Application
preview	O
release	O
,	O
and	O
was	O
released	O
internationally	O
on	O
October	O
2	O
,	O
2018	O
.	O
</s>
<s>
It	O
was	O
succeeded	O
by	O
Windows	B-Device
Server	I-Device
2022	I-Device
on	O
August	O
18	O
,	O
2021	O
.	O
</s>
<s>
Windows	B-Device
Server	I-Device
2019	I-Device
was	O
announced	O
on	O
March	O
20	O
,	O
2018	O
,	O
and	O
the	O
first	O
Windows	B-Application
Insider	I-Application
preview	O
version	O
was	O
released	O
on	O
the	O
same	O
day	O
.	O
</s>
<s>
On	O
October	O
6	O
,	O
2018	O
,	O
distribution	O
of	O
Windows	B-Operating_System
10	I-Operating_System
version	O
1809	O
(	O
build	O
17763	O
)	O
was	O
paused	O
while	O
Microsoft	O
investigated	O
an	O
issue	O
with	O
user	O
data	O
being	O
deleted	O
during	O
an	O
in-place	O
upgrade	O
.	O
</s>
<s>
As	O
Windows	B-Device
Server	I-Device
2019	I-Device
is	O
based	O
on	O
the	O
Windows	O
version	O
1809	O
codebase	O
,	O
it	O
too	O
was	O
removed	O
from	O
distribution	O
at	O
the	O
time	O
,	O
but	O
was	O
re-released	O
on	O
November	O
13	O
,	O
2018	O
.	O
</s>
<s>
The	O
software	O
product	O
life	O
cycle	O
for	O
Server	B-Device
2019	I-Device
was	O
reset	O
in	O
accordance	O
with	O
the	O
new	O
release	O
date	O
.	O
</s>
<s>
Windows	B-Device
Server	I-Device
2019	I-Device
consists	O
of	O
the	O
following	O
editions	O
:	O
</s>
<s>
Windows	B-Device
Server	I-Device
2019	I-Device
Essentials	O
-	O
intended	O
for	O
companies	O
up	O
to	O
and	O
including	O
25	O
employees	O
,	O
memory-limited	O
.	O
</s>
<s>
Windows	B-Device
Server	I-Device
2019	I-Device
Standard	O
-	O
intended	O
for	O
companies	O
with	O
more	O
than	O
25	O
employees	O
or	O
more	O
than	O
1	O
server	B-Application
to	O
separate	O
server	B-Application
roles	O
.	O
</s>
<s>
Windows	B-Device
Server	I-Device
2019	I-Device
Datacenter	O
-	O
is	O
mainly	O
used	O
for	O
placing	O
multiple	O
virtual	O
machines	O
on	O
a	O
physical	O
host	O
.	O
</s>
<s>
Windows	B-Device
Server	I-Device
2019	I-Device
has	O
the	O
following	O
new	O
features	O
:	O
</s>
<s>
Microsoft	B-Application
Edge	I-Application
did	O
not	O
support	O
Server	B-Device
2019	I-Device
at	O
release	O
.	O
</s>
<s>
Microsoft	O
considers	O
Internet	B-Application
Explorer	I-Application
11	I-Application
a	O
"	O
compatibility	O
layer	O
,	O
"	O
not	O
a	O
browser	O
.	O
</s>
<s>
Edge	O
added	O
support	O
in	O
January	O
2020	O
,	O
but	O
Server	B-Device
2019	I-Device
does	O
not	O
install	O
it	O
by	O
default	O
.	O
</s>
<s>
Microsoft	O
encourages	O
server	B-Application
and	O
enterprise	O
users	O
to	O
install	O
Edge	O
.	O
</s>
