<s>
The	O
Finder	B-Application
is	O
the	O
default	O
file	B-Application
manager	I-Application
and	O
graphical	B-Application
user	I-Application
interface	I-Application
shell	B-Operating_System
used	O
on	O
all	O
Macintosh	B-Operating_System
operating	I-Operating_System
systems	I-Operating_System
.	O
</s>
<s>
It	O
was	O
introduced	O
with	O
the	O
first	O
Macintosh	O
computer	O
,	O
and	O
also	O
exists	O
as	O
part	O
of	O
GS/OS	B-Application
on	O
the	O
Apple	B-Device
IIGS	I-Device
.	O
</s>
<s>
It	O
was	O
rewritten	O
completely	O
with	O
the	O
release	O
of	O
Mac	B-Device
OS	I-Device
X	I-Device
in	O
2001	O
.	O
</s>
<s>
In	O
a	O
tradition	O
dating	O
back	O
to	O
the	O
Classic	B-Application
Mac	I-Application
OS	I-Application
of	O
the	O
1980s	O
and	O
1990s	O
,	O
the	O
Finder	B-Application
icon	O
is	O
the	O
smiling	O
screen	O
of	O
a	O
computer	O
,	O
known	O
as	O
the	O
Happy	O
Mac	O
logo	O
.	O
</s>
<s>
The	O
Finder	B-Application
uses	O
a	O
view	O
of	O
the	O
file	B-Application
system	I-Application
that	O
is	O
rendered	O
using	O
a	O
desktop	B-Application
metaphor	I-Application
;	O
that	O
is	O
,	O
the	O
files	O
and	O
folders	B-Application
are	O
represented	O
as	O
appropriate	O
icons	O
.	O
</s>
<s>
It	O
uses	O
a	O
similar	O
interface	O
to	O
Apple	B-Application
's	I-Application
Safari	I-Application
browser	O
,	O
where	O
the	O
user	O
can	O
click	O
on	O
a	O
folder	O
to	O
move	O
to	O
it	O
and	O
move	O
between	O
locations	O
using	O
"	O
back	O
"	O
and	O
"	O
forward	O
"	O
arrow	O
buttons	O
.	O
</s>
<s>
Like	O
Safari	B-Application
,	O
the	O
Finder	B-Application
uses	O
tabs	O
to	O
allow	O
the	O
user	O
to	O
view	O
multiple	O
folders	B-Application
;	O
these	O
tabs	O
can	O
be	O
pulled	O
off	O
the	O
window	O
to	O
make	O
them	O
separate	O
windows	O
.	O
</s>
<s>
There	O
is	O
a	O
"	O
favorites	O
"	O
sidebar	O
of	O
commonly	O
used	O
and	O
important	O
folders	B-Application
on	O
the	O
left	O
of	O
the	O
Finder	B-Application
window	O
.	O
</s>
<s>
The	O
classic	B-Application
Mac	I-Application
OS	I-Application
Finder	B-Application
uses	O
a	O
spatial	O
metaphor	O
quite	O
different	O
from	O
the	O
more	O
browser-like	O
approach	O
of	O
the	O
modern	O
macOS	B-Application
Finder	B-Application
.	O
</s>
<s>
In	O
the	O
classic	O
Finder	B-Application
,	O
opening	O
a	O
new	O
folder	O
opens	O
the	O
location	O
in	O
a	O
new	O
window	O
:	O
Finder	B-Application
windows	O
are	O
'	O
locked	O
 '	O
so	O
that	O
they	O
would	O
only	O
ever	O
display	O
the	O
contents	O
of	O
one	O
folder	O
.	O
</s>
<s>
It	O
also	O
allows	O
extensive	O
customization	O
,	O
with	O
the	O
user	O
being	O
able	O
to	O
give	O
folders	B-Application
custom	O
icons	O
matching	O
their	O
content	O
.	O
</s>
<s>
This	O
approach	O
emphasizes	O
the	O
different	O
locations	O
of	O
files	O
within	O
the	O
operating	O
system	O
,	O
but	O
navigating	O
to	O
a	O
folder	O
nested	O
inside	O
multiple	O
other	O
folders	B-Application
fills	O
the	O
desktop	O
with	O
a	O
large	O
number	O
of	O
windows	O
that	O
the	O
user	O
may	O
not	O
wish	O
to	O
have	O
open	O
.	O
</s>
<s>
Holding	O
down	O
the	O
option	B-Device
key	I-Device
when	O
opening	O
a	O
folder	O
would	O
also	O
close	O
its	O
parent	O
,	O
but	O
this	O
trick	O
was	O
not	O
discoverable	O
and	O
remained	O
under	O
the	O
purview	O
of	O
power	B-General_Concept
users	I-General_Concept
.	O
</s>
<s>
The	O
modern	O
Finder	B-Application
uses	O
macOS	B-Application
graphics	O
APIs	O
to	O
display	O
previews	O
of	O
a	O
range	O
of	O
files	O
,	O
such	O
as	O
images	O
,	O
applications	O
and	O
PDF	O
files	O
.	O
</s>
<s>
The	O
Quick	O
Look	O
feature	O
allows	O
users	O
to	O
quickly	O
examine	O
documents	O
and	O
images	O
in	O
more	O
detail	O
from	O
the	O
finder	B-Application
by	O
pressing	O
the	O
space	O
bar	O
without	O
opening	O
them	O
in	O
a	O
separate	O
application	O
.	O
</s>
<s>
The	O
user	O
can	O
choose	O
how	O
to	O
view	O
files	O
,	O
with	O
options	O
such	O
as	O
large	O
icons	O
showing	O
previews	O
of	O
files	O
,	O
a	O
list	O
with	O
details	O
such	O
as	O
date	O
of	O
last	O
creation	O
or	O
modification	O
,	O
a	O
Gallery	O
View	O
(	O
replacing	O
the	O
previous	O
Cover	O
flow	O
in	O
macOS	B-Device
Mojave	I-Device
)	O
,	O
and	O
a	O
"	O
column	O
view	O
"	O
influenced	O
by	O
macOS	B-Application
's	O
direct	O
ancestor	O
NeXTSTEP	B-Application
.	O
</s>
<s>
The	O
modern	O
Finder	B-Application
displays	O
some	O
aspects	O
of	O
the	O
file	B-Application
system	I-Application
outside	O
its	O
windows	O
.	O
</s>
<s>
Mounted	O
external	O
volumes	O
and	O
disk	B-Application
image	I-Application
files	O
can	O
be	O
displayed	O
on	O
the	O
desktop	O
.	O
</s>
<s>
There	O
is	O
a	O
trash	O
can	O
on	O
the	O
Dock	O
in	O
macOS	B-Application
,	O
to	O
which	O
files	O
can	O
be	O
dragged	O
to	O
mark	O
them	O
for	O
deletion	O
,	O
and	O
to	O
which	O
drives	O
can	O
be	O
dragged	O
for	O
ejection	O
.	O
</s>
<s>
Finder	B-Application
can	O
record	B-Application
files	O
to	O
optical	B-Device
media	I-Device
on	O
the	O
sidebar	O
.	O
</s>
<s>
From	O
Yosemite	O
onwards	O
,	O
the	O
Finder	B-Application
is	O
updated	O
to	O
include	O
a	O
refreshed	O
user	O
interface	O
with	O
updated	O
typography	O
and	O
translucency	O
,	O
along	O
with	O
a	O
new	O
icon	O
.	O
</s>
<s>
Functionally	O
,	O
it	O
also	O
contains	O
official	O
support	O
for	O
extensions	O
,	O
allowing	O
synchronization	O
and	O
cloud	O
storage	O
applications	O
such	O
as	O
Dropbox	B-Application
to	O
display	O
sync	O
status	O
labels	O
inside	O
the	O
Finder	B-Application
display	O
.	O
</s>
<s>
macOS	B-Operating_System
Big	I-Operating_System
Sur	I-Operating_System
introduces	O
a	O
complete	O
graphical	O
redesign	O
of	O
the	O
Finder	B-Application
,	O
along	O
with	O
the	O
rest	O
of	O
the	O
user	O
interface	O
,	O
sporting	O
the	O
removal	O
of	O
the	O
brushed	O
metal	O
interface	O
elements	O
,	O
a	O
full	O
height	O
sidebar	O
and	O
all	O
new	O
iconography	O
.	O
</s>
<s>
Big	B-Operating_System
Sur	I-Operating_System
also	O
slightly	O
modifies	O
the	O
Finder	B-Application
icon	O
with	O
rounded	O
corners	O
.	O
</s>
<s>
Stewart	O
Alsop	O
II	O
in	O
1988	O
said	O
"	O
It	O
is	O
testimony	O
to	O
either	O
the	O
luck	O
or	O
vision	O
of	O
the	O
original	O
designers	O
"	O
of	O
Finder	B-Application
that	O
"	O
the	O
interface	O
has	O
been	O
able	O
to	O
survive	O
tremendous	O
evolution	O
without	O
much	O
essential	O
damage	O
"	O
from	O
1984	O
.	O
</s>
<s>
He	O
praised	O
its	O
spatial	O
file	B-Application
manager	I-Application
as	O
"	O
probably	O
a	O
more	O
complete	O
definition	O
of	O
a	O
PC-based	O
universe	O
than	O
any	O
"	O
competitor	O
,	O
with	O
users	O
able	O
to	O
seamlessly	O
use	O
floppies	O
,	O
local	O
and	O
remote	O
hard	O
disks	O
,	O
and	O
large	O
and	O
small	O
file	O
servers	O
.	O
</s>
<s>
Alsop	O
said	O
that	O
even	O
if	O
Apple	O
had	O
stolen	O
Xerox	O
's	O
technology	O
for	O
Finder	B-Application
,	O
it	O
was	O
now	O
very	O
different	O
.	O
</s>
<s>
Finder	B-Application
is	O
the	O
only	O
interface	O
with	O
1.5	O
million	O
people	O
sitting	O
in	O
front	O
of	O
it	O
daily	O
.	O
</s>
<s>
Introducing	O
Mac	B-Device
OS	I-Device
X	I-Device
in	O
2000	O
,	O
Steve	O
Jobs	O
criticized	O
the	O
original	O
Finder	B-Application
,	O
saying	O
that	O
it	O
"	O
generates	O
a	O
ton	O
of	O
windows	O
,	O
and	O
you	O
get	O
to	O
be	O
the	O
janitor.	O
"	O
</s>
<s>
Ars	O
Technica	O
columnist	O
John	O
Siracusa	O
has	O
been	O
a	O
long-standing	O
defender	O
of	O
the	O
spatial	O
interface	O
of	O
the	O
classic	B-Application
Mac	I-Application
OS	I-Application
Finder	B-Application
and	O
a	O
critic	O
of	O
the	O
new	O
design	O
.	O
</s>
<s>
Daring	B-Application
Fireball	I-Application
blog	O
author	O
John	O
Gruber	O
has	O
voiced	O
similar	O
criticisms	O
.	O
</s>
<s>
In	O
a	O
2005	O
interview	O
he	O
said	O
that	O
the	O
Finder	B-Application
in	O
version	O
10.3	O
of	O
Mac	B-Device
OS	I-Device
X	I-Device
had	O
become	O
"	O
worse	O
than	O
in	O
10.0	O
"	O
and	O
that	O
"	O
the	O
fundamental	O
problem	O
with	O
the	O
OS	O
X	O
Finder	B-Application
is	O
that	O
it	O
's	O
trying	O
to	O
support	O
two	O
opposing	O
paradigms	O
at	O
once	O
–	O
the	O
browser	O
metaphor	O
...	O
and	O
the	O
spatial	O
metaphor	O
from	O
the	O
original	O
Mac	O
Finder	B-Application
...	O
and	O
it	O
ends	O
up	O
doing	O
neither	O
one	O
very	O
well.	O
"	O
</s>
<s>
Reviewing	O
the	O
same	O
version	O
of	O
Mac	B-Device
OS	I-Device
X	I-Device
,	O
Siracusa	O
comments	O
that	O
the	O
Finder	B-Application
"	O
provides	O
exactly	O
the	O
same	O
self-destructive	O
combination	O
of	O
spatial	O
and	O
browser-style	O
features	O
as	O
all	O
of	O
its	O
Mac	B-Device
OS	I-Device
X	I-Device
predecessors	O
"	O
.	O
</s>
<s>
Third-party	O
macOS	B-Application
software	O
developers	O
offer	O
Finder	B-Application
replacements	O
that	O
run	O
as	O
stand-alone	O
applications	O
,	O
such	O
as	O
ForkLift	B-Operating_System
,	O
Path	O
Finder	B-Application
,	O
Xfile	O
,	O
and	O
XtraFinder	O
.	O
</s>
<s>
These	O
replacements	O
are	O
shareware	O
or	O
freeware	O
and	O
aim	O
to	O
include	O
and	O
supersede	O
the	O
functionality	O
of	O
the	O
Finder	B-Application
.	O
</s>
<s>
After	O
Mac	B-Application
OS	I-Application
X	I-Application
10.4	I-Application
Tiger	I-Application
the	O
UNIX	O
command	O
line	O
file	O
management	O
tools	O
understand	O
resource	B-Operating_System
forks	I-Operating_System
and	O
can	O
be	O
used	O
for	O
management	O
of	O
Mac	O
files	O
.	O
</s>
<s>
There	O
are	O
minor	O
differences	O
between	O
Finder	B-Application
versions	O
and	O
Classic	O
OS	O
to	O
System	O
7	O
.	O
</s>
<s>
Since	O
the	O
introduction	O
of	O
Mac	B-Device
OS	I-Device
X	I-Device
,	O
the	O
largest	O
rewrite	O
of	O
the	O
Finder	B-Application
was	O
with	O
the	O
2009	O
release	O
of	O
Mac	B-Device
OS	I-Device
X	I-Device
10.6	I-Device
,	O
into	O
the	O
Cocoa	B-Operating_System
API	I-Operating_System
,	O
though	O
little	O
change	O
was	O
visible	O
to	O
the	O
user	O
.	O
</s>
