<s>
Live	B-Device
File	I-Device
System	I-Device
is	O
the	O
term	O
Microsoft	O
uses	O
to	O
describe	O
the	O
packet	B-Device
writing	I-Device
method	O
of	O
creating	O
discs	O
in	O
Windows	O
Vista	O
and	O
later	O
,	O
which	O
allows	O
writeable	O
optical	B-Device
media	I-Device
to	O
act	O
like	O
mass	B-Device
storage	I-Device
by	O
replicating	O
its	O
file	B-Application
operations	I-Application
.	O
</s>
<s>
Live	B-Device
File	I-Device
System	I-Device
lets	O
users	O
manage	O
files	O
on	O
recordable	O
and	O
rewriteable	O
optical	B-Device
discs	I-Device
inside	O
the	O
file	B-Application
manager	I-Application
with	O
the	O
familiar	O
workflow	O
known	O
from	O
mass	B-Device
storage	I-Device
media	O
such	O
as	O
USB	O
flash	O
drives	O
and	O
external	O
hard	B-Device
disk	I-Device
drives	I-Device
.	O
</s>
<s>
The	O
supported	O
UDF	O
versions	O
for	O
usage	O
as	O
a	O
live	B-Device
file	I-Device
system	I-Device
are	O
UDF	O
1.50	O
,	O
UDF	O
2.00	O
,	O
UDF	O
2.01	O
,	O
UDF	O
2.50	O
for	O
CD-R	O
,	O
CD-RW	O
,	O
DVD±R	O
,	O
DVD±RW	O
and	O
BD-RE	B-Operating_System
,	O
and	O
UDF	O
2.60	O
for	O
BD-R	B-Operating_System
.	O
</s>
<s>
The	O
Live	B-Device
File	I-Device
System	I-Device
option	O
is	O
used	O
by	O
default	O
by	O
AutoPlay	O
when	O
formatting/erasing	O
a	O
CD/DVD	O
-R	O
or	O
-RW	O
.	O
</s>
