<s>
MPP	B-Application
is	O
the	O
extension	O
associated	O
with	O
Microsoft	B-Operating_System
Project	I-Operating_System
data	O
file	O
,	O
developed	O
by	O
Microsoft	O
Corporation	O
.	O
</s>
<s>
Microsoft	B-Operating_System
Project	I-Operating_System
is	O
project	B-Application
management	I-Application
software	I-Application
for	O
organizing	O
,	O
tracking	O
,	O
and	O
maintaining	O
project	O
plans	O
,	O
used	O
by	O
project	O
managers	O
,	O
stakeholders	O
and	O
people	O
in	O
the	O
project	O
team	O
.	O
</s>
<s>
Microsoft	B-Operating_System
Project	I-Operating_System
is	O
often	O
used	O
in	O
conjunction	O
with	O
Microsoft	B-Operating_System
Project	I-Operating_System
Server	I-Operating_System
to	O
unify	O
project	O
management	O
by	O
providing	O
web-based	O
collaboration	O
tools	O
for	O
reporting	O
,	O
business	O
cases	O
and	O
extended	O
interoperability	O
.	O
</s>
<s>
An	O
.mpp	B-Operating_System
file	O
may	O
be	O
updated	O
by	O
different	O
members	O
of	O
the	O
project	O
team	O
.	O
</s>
<s>
In	O
order	O
to	O
keep	O
the	O
file	O
information	O
secure	O
to	O
unauthorized	O
use	O
,	O
MS	B-Operating_System
Project	I-Operating_System
allows	O
project	O
managers	O
to	O
specify	O
access	O
rights	O
for	O
different	O
project	O
groups	O
,	O
and	O
protect	O
or	O
block	O
access	O
to	O
sensitive	O
data	O
on	O
a	O
particular	O
project	O
.	O
</s>
<s>
File	O
in	O
.mpp	B-Operating_System
format	O
can	O
be	O
opened	O
either	O
with	O
Microsoft	B-Operating_System
Project	I-Operating_System
or	O
specific	O
software	O
solutions	O
designed	O
to	O
open	O
and	O
read	O
native	O
mpp	B-Application
files	O
.	O
</s>
<s>
Some	O
of	O
the	O
applications	O
for	O
reading	O
mpp	B-Application
file	O
format	O
are	O
Steelray	O
Project	O
Viewer	O
,	O
Free	O
Online	O
Microsoft	B-Operating_System
Project	I-Operating_System
Viewer	O
from	O
GanttPRO	O
,	O
Housatonic	O
,	O
Seavus	B-Operating_System
Project	I-Operating_System
Viewer	I-Operating_System
,	O
Moos	O
,	O
and	O
others	O
.	O
</s>
<s>
If	O
the	O
project	O
file(s )	O
is	O
shared	O
across	O
a	O
network	O
,	O
project	O
members	O
need	O
to	O
have	O
updated	O
version	O
of	O
Microsoft	B-Operating_System
Project	I-Operating_System
in	O
order	O
to	O
ensure	O
maximum	O
compatibility	O
.	O
</s>
<s>
If	O
a	O
.mpp	B-Operating_System
file	O
was	O
created	O
with	O
a	O
newer	O
version	O
of	O
MS	B-Operating_System
Project	I-Operating_System
,	O
users	O
with	O
older	O
versions	O
of	O
the	O
software	O
might	O
not	O
be	O
able	O
to	O
fully	O
read	O
the	O
.mpp	B-Operating_System
file	O
.	O
</s>
