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8
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8708
I
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8
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4
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201
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3
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4
6
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p
ap
er
co
v
er
s
th
e
r
eq
u
ir
e
m
e
n
ts
th
a
t
s
h
o
u
ld
b
e
in
p
lace
to
s
tar
t
a
f
o
r
en
s
ic
in
v
est
ig
at
io
n
o
f
a
n
An
d
r
o
id
m
o
b
ile
d
ev
ice.
An
d
r
o
id
SDK
f
u
r
n
i
s
h
t
h
e
to
o
ls
t
h
at
c
an
b
e
o
f
g
r
ea
t
h
elp
d
u
r
in
g
a
n
al
y
s
is
an
d
ex
a
m
i
n
a
tio
n
o
f
t
h
e
m
o
b
ile
p
h
o
n
e.
D
u
r
in
g
f
o
r
en
s
ic
i
n
v
esti
g
atio
n
,
th
e
S
DK
h
elp
s
to
co
n
n
ec
t
to
an
d
ad
d
r
ess
th
e
d
ata
o
n
th
e
An
d
r
o
id
d
ev
ice.
No
w
a
d
ay
,
th
e
u
s
er
s
ca
n
ea
s
il
y
lo
ck
A
n
d
r
o
id
m
o
b
ile
p
h
o
n
e
b
y
t
h
e
u
s
ag
e
o
f
s
cr
e
en
lo
ck
o
p
tio
n
s
.
So
t
h
at
b
y
p
ass
in
g
t
h
e
m
o
b
ile
p
h
o
n
e
s
cr
ee
n
lo
ck
d
u
r
i
n
g
in
v
e
s
ti
g
atio
n
is
cr
u
cial.
An
d
r
o
id
m
o
b
ile
d
ev
ice
o
f
f
er
s
d
if
f
er
e
n
t
t
y
p
es
o
f
s
cr
ee
n
lo
ck
m
e
ch
a
n
is
m
s
,
t
h
o
s
e
ar
e:
1
.
P
atter
n
,
2
.
P
I
N
,
3.
P
ass
w
o
r
d
,
4.
Fin
g
er
p
r
in
t
,
etc.
T
h
er
e
ar
e
s
ev
er
al
tech
n
iq
u
es
to
u
n
b
ar
an
A
n
d
r
o
id
m
o
b
ile
p
h
o
n
e:
1
.
R
ec
o
v
er
y
L
o
g
i
n
,
2
.
A
r
o
m
a
Fil
e
Ma
n
a
g
er
,
3
.
R
o
o
tin
g
an
d
A
DB
,
4
.
Un
b
ar
th
e
p
atter
n
lo
ck
w
i
th
o
u
t
r
e
m
o
v
i
n
g
t
h
e
p
atter
n
.
2
.
1
.
Rec
o
v
er
y
l
o
g
in
a.
E
n
ter
th
e
w
r
o
n
g
lo
ck
s
cr
ee
n
f
iv
e
ti
m
es,
a
n
d
th
e
n
a
p
o
p
u
p
w
i
n
d
o
w
w
ill
ap
p
ea
r
an
d
b
e
p
atien
t
f
o
r
s
o
m
e
ti
m
e
as d
is
p
la
y
ed
th
e
s
cr
ee
n
a
n
d
m
a
k
e
an
atte
m
p
t.
b.
I
f
y
o
u
h
av
e
t
h
e
b
ac
k
u
p
P
I
N,
t
h
en
p
r
ess
t
h
e
b
ac
k
u
p
P
I
N
o
p
t
io
n
an
d
en
ter
th
e
f
o
u
r
d
ig
it
P
I
N.
T
h
en
P
h
o
n
e
w
il
l b
e
u
n
lo
c
k
ed
.
c.
I
f
y
o
u
ar
e
n
o
t
h
a
v
i
n
g
th
e
b
a
ck
u
p
P
I
N
th
en
s
e
lect
th
e
f
o
r
g
et
p
ass
w
o
r
d
.
Ma
k
e
s
u
r
e
th
e
m
o
b
ile
d
ata
is
en
ab
led
an
d
th
e
n
e
n
ter
r
eg
is
t
er
ed
g
o
o
g
le
m
ail
id
a
n
d
p
ass
w
o
r
d
to
th
at
p
h
o
n
e,
an
d
t
h
en
p
h
o
n
e
w
ill
b
e
u
n
lo
c
k
ed
.
Dr
a
w
b
ac
k
: I
f
t
h
e
m
o
b
ile
d
ata
o
r
W
i
-
Fi is
n
o
t e
n
ab
led
.
T
h
en
th
is
tec
h
n
iq
u
e
m
a
y
n
o
t
w
o
r
k
.
2
.
2
.
Aro
m
a
f
ile
m
a
na
g
er
a.
“Co
p
y
th
e
A
r
o
m
a
Fil
e
m
an
a
g
e
r
Z
I
P
f
ile
f
r
o
m
t
h
e
i
n
ter
n
et”
[
5
]
.
b.
Af
ter
d
o
w
n
lo
ad
,
co
p
y
it
i
n
to
th
e
m
o
b
ile
p
h
o
n
e
‟
s
s
ec
u
r
e
d
ig
i
tal
ca
r
d
,
an
d
in
s
er
t
th
e
s
ec
u
r
e
d
ig
ital
ca
r
d
in
to
th
e
m
o
b
ile
p
h
o
n
e
an
d
lo
ck
it.
c.
Ma
k
e
s
u
r
e
t
h
e
m
o
b
ile
p
h
o
n
e
i
s
co
m
p
letel
y
s
h
u
t
d
o
w
n
.
An
d
clen
ch
th
e
co
r
r
ec
t
k
e
y
s
to
b
o
o
t
th
e
d
e
v
ice
i
n
to
r
ec
o
v
er
y
p
r
o
ce
s
s
.
Fo
r
Sa
m
s
u
n
g
Gala
x
y
Du
o
s
2
GT
-
S7
5
8
2
d
ev
ice,
h
o
ld
d
o
w
n
th
e
Vo
lu
m
e
Up
b
u
tto
n
an
d
Ho
m
e
b
u
tto
n
a
n
d
P
o
w
er
b
u
tto
n
.
d.
R
elea
s
e
t
h
e
b
u
tto
n
s
w
h
e
n
t
h
e
d
ev
ice
is
p
o
w
er
ed
o
n
.
C
le
n
ch
th
e
b
u
t
to
n
s
f
o
r
s
o
m
e
s
ec
o
n
d
s
.
No
w
it
is
i
n
t
h
e
r
ec
o
v
er
y
m
o
d
e.
e.
C
len
c
h
t
h
e
v
o
lu
m
e
u
p
an
d
d
o
w
n
k
e
y
s
to
m
o
v
e
u
p
o
r
d
o
w
n
alo
n
g
w
i
th
m
e
n
u
ch
o
ice
s
an
d
s
elec
t
i
n
s
tall
Z
I
P
f
r
o
m
s
ec
u
r
e
d
ig
i
tal
ca
r
d
.
No
w
p
r
es
s
th
e
p
o
w
er
b
u
tto
n
a
n
d
co
n
f
ir
m
y
o
u
r
s
elec
tio
n
.
No
w
s
p
ec
if
y
th
e
lo
ca
tio
n
to
in
s
ta
ll
„
ar
o
m
a
f
i
le
m
an
a
g
er
‟
f
r
o
m
s
ec
u
r
e
d
i
g
ital
ca
r
d
.
Su
b
s
eq
u
en
t
l
y
o
p
en
„
ar
o
m
a
f
ile
m
a
n
a
g
er
‟
ag
ain
.
f.
Op
en
th
e
d
ata
f
o
ld
er
an
d
t
h
e
n
s
y
s
te
m
f
o
ld
er
an
d
o
b
s
er
v
e
th
e
g
est
u
r
e
o
r
p
ass
w
o
r
d
f
ile
f
o
r
p
atter
n
o
r
p
ass
w
o
r
d
s
lo
c
k
.
T
h
en
r
e
m
o
v
e
w
h
ic
h
ev
er
f
ile
an
d
r
estar
t t
h
e
m
o
b
ile
d
e
v
ice.
g.
Af
ter
r
elo
ad
ed
th
e
an
d
r
o
id
o
p
er
atin
g
s
y
s
te
m
,
i
f
y
o
u
id
e
n
t
if
y
th
at
t
h
e
p
as
s
w
o
r
d
o
r
p
atter
n
lo
ck
is
n
o
t
d
estro
y
ed
,
th
e
n
d
o
n
‟
t p
an
ic,
j
u
s
t p
r
o
d
u
ce
w
h
ich
e
v
er
th
e
p
atte
r
n
,
th
e
n
m
o
b
ile
p
h
o
n
e
w
i
ll b
e
o
p
en
.
2
.
3
.
Ro
o
t
ing
a
nd
A
DB
R
o
o
tin
g
m
ea
n
s
m
o
d
if
y
a
Mo
b
ile
p
h
o
n
e
d
ev
ice
to
r
e
m
o
v
e
r
e
s
tr
ictio
n
s
i
m
p
o
s
ed
b
y
t
h
e
m
an
u
f
ac
tu
r
er
o
r
o
p
er
ato
r
an
d
allo
w
in
s
tall
atio
n
o
f
u
n
au
th
o
r
ized
s
o
f
t
w
a
r
e,
r
em
o
v
e
u
n
w
a
n
ted
b
lo
at
w
ar
e,
en
h
an
ce
t
h
e
o
p
er
atin
g
s
y
s
te
m
,
r
ep
lace
t
h
e
f
ir
m
w
ar
e,
r
u
n
t
h
e
p
r
o
ce
s
s
o
r
o
f
t
h
e
d
ev
ice
a
t
a
s
p
ee
d
h
ig
h
er
th
a
n
th
at
i
n
te
n
d
ed
(
o
v
er
clo
ck
)
o
r
m
o
d
if
y
i
n
g
d
e
v
ice
cir
cu
it
ti
m
i
n
g
s
etti
n
g
s
at
a
less
er
clo
ck
r
ate
as
i
s
s
p
ec
i
f
ie
d
(
u
n
d
er
clo
ck
)
an
d
cu
s
to
m
ize
an
y
t
h
i
n
g
a
n
d
s
o
o
n
.
R
o
o
tin
g
ar
o
u
n
d
in
Mo
b
ile
p
h
o
n
e
co
r
e
s
o
f
t
w
ar
e
m
ig
h
t
lo
o
k
lik
e
a
s
et
o
f
in
s
tr
u
ctio
n
s
f
o
r
p
r
ep
ar
in
g
a
p
ar
ticu
lar
d
is
h
.
I
f
a
n
y
i
n
ter
r
u
p
t
io
n
h
ap
p
en
s
w
h
i
le
d
o
in
g
r
o
o
ti
n
g
t
h
en
th
e
Mo
b
ile
p
h
o
n
e
b
ec
o
m
e
co
m
p
le
tel
y
u
n
ab
le
to
f
u
n
ctio
n
.
I
t
ca
n
al
s
o
v
o
id
th
e
w
ar
r
an
t
y
.
R
o
u
ti
n
g
i
n
tr
o
d
u
ce
s
an
u
n
s
p
ec
if
ied
a
m
o
u
n
t
o
f
s
ec
u
r
it
y
r
is
k
s
.
I
t
co
u
ld
cr
ea
te
s
ec
u
r
it
y
v
u
l
n
er
ab
ilit
y
an
d
m
al
w
ar
e
g
ain
ac
ce
s
s
o
f
r
o
o
ted
s
tatu
s
to
s
teal
d
ata.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J
E
lec
&
C
o
m
p
E
n
g
I
SS
N:
2088
-
8708
A
n
I
mp
r
o
vised
Meth
o
d
o
lo
g
y
t
o
Un
b
a
r
A
n
d
r
o
id
Mo
b
il
e
P
h
o
n
e
fo
r
F
o
r
en
s
ic
..
.
(
V
.
B
a
la
jich
a
n
d
r
a
s
ek
h
a
r
M)
2241
2
.
3
.
1
.
Co
ns
t
ruct
a
ro
o
t
First
t
h
i
n
g
is
to
b
ac
k
u
p
ev
er
y
t
h
in
g
a
n
d
d
eter
m
i
n
e
t
h
at
t
h
e
d
e
v
ice
is
f
u
ll
y
c
h
ar
g
ed
p
r
io
r
to
s
tar
t.
T
u
r
n
o
n
USB
Deb
u
g
g
i
n
g
.
T
o
d
o
th
at,
o
p
en
Settin
g
s
o
n
t
h
e
d
ev
ic
e.
I
f
th
e
Dev
elo
p
er
Op
tio
n
s
is
n
o
t
v
is
ib
le
t
h
en
g
o
to
th
e
last
p
o
r
tio
n
o
f
s
ett
in
g
s
t
h
en
,
p
r
o
ce
ed
th
e
s
tep
s
to
s
tar
t.
a.
P
r
ess
o
n
A
b
o
u
t P
h
o
n
e
an
d
o
b
s
er
v
e
th
e
B
u
ild
N
u
m
b
er
.
b.
P
r
ess
o
n
th
e
b
u
ild
n
u
m
b
er
s
ev
en
ti
m
es t
h
en
d
e
v
elo
p
er
o
p
tio
n
w
ill ap
p
ea
r
o
n
th
e
s
cr
ee
n
.
c.
P
r
ess
o
n
th
e
b
ac
k
k
e
y
to
o
b
s
er
v
e
th
e
d
ev
e
lo
p
er
o
p
tio
n
s
.
d.
P
r
ess
o
n
d
ev
elo
p
er
o
p
ti
o
n
.
e.
I
n
s
p
ec
t to
g
r
an
t U
SB
d
eb
u
g
g
i
n
g
.
2
.
3
.
2
.
H
o
w
t
o
r
o
o
t
Sa
m
s
un
g
G
a
la
x
y
S Duo
s
2
G
T
-
S7
5
8
2
w
it
h i
Ro
o
t
.
Step
1
:
I
n
s
tall Sa
m
s
u
n
g
USB
Dr
iv
er
[
6
]
.
Step
2
:
A
llo
w
USB
Deb
u
g
g
in
g
o
n
Mo
b
ile
p
h
o
n
e.
T
o
allo
w
US
B
d
eb
u
g
g
i
n
g
:
o
p
en
Set
tin
g
s
an
d
th
e
n
Dev
elo
p
er
Op
tio
n
s
an
d
t
h
en
U
SB
Deb
u
g
g
in
g
a
n
d
th
e
n
C
h
ec
k
to
en
ab
le.
Step
3
:
Do
w
n
lo
ad
an
d
in
s
tall iR
o
o
t a
p
p
licatio
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[
7
]
.
Step
4
:
o
n
ce
iR
o
o
t a
p
p
licatio
n
is
i
n
s
ta
lled
,
th
en
o
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en
it.
Step
5
:
On
ce
iR
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o
t a
p
p
licatio
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is
s
tar
t
ed
th
en
co
n
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ec
t
m
o
b
ile
p
h
o
n
e
to
co
m
p
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ter
.
Step
6
:
P
r
ess
th
e
r
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o
t b
u
tto
n
to
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tar
t r
o
o
tin
g
p
r
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ce
d
u
r
e.
Step
7
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T
h
e
ap
p
licatio
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au
to
m
atica
ll
y
r
eb
o
o
t th
e
m
o
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ile
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h
o
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e.
Step
8
:
I
t is r
o
o
ted
.
2
.
3
.
3
.
Andro
id
de
bu
g
g
ing
bridg
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(
ADB
)
T
h
e
A
DB
is
u
s
ed
to
b
u
ild
a
v
i
ad
u
ct
b
et
w
ee
n
co
m
p
u
ter
an
d
m
o
b
ile
p
h
o
n
e.
T
h
is
ca
n
b
e
u
s
ed
t
o
u
n
b
ar
th
e
d
ev
ice
a
n
d
to
r
etr
iev
e
th
e
d
ata.
T
h
is
p
r
o
ce
s
s
w
il
l
o
n
l
y
to
il
if
y
o
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h
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v
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t
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d
eb
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g
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n
An
d
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o
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ile
p
h
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n
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a.
C
o
p
y
t
h
e
A
n
d
r
o
id
SDK
p
ac
k
ag
e
[
8
]
o
n
y
o
u
r
co
m
p
u
ter
f
r
o
m
i
n
ter
n
et.
W
h
en
o
n
ce
co
p
ied
,
th
en
d
r
a
w
o
u
t
th
e
zip
f
ile
o
n
co
m
p
u
te
r.
b.
C
o
p
y
t
h
e
p
er
tin
e
n
t
U
SB
d
r
iv
er
s
f
o
r
m
o
b
ile
p
h
o
n
e
[
5
]
.
Ob
tain
t
h
e
USB
d
r
iv
er
s
f
o
r
m
o
b
ile
d
ev
ice
f
r
o
m
m
an
u
f
ac
t
u
r
er
‟
s
w
eb
s
ite.
c.
Op
en
th
e
co
m
m
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d
p
r
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m
p
t
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co
m
p
u
ter
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d
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h
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ir
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e
th
e
ADB
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ile
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s
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ated
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y
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e
th
e
f
o
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g
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m
m
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o
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th
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Fi
g
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r
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Fig
u
r
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1
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Dis
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atter
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.
C:
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u
r
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2
s
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
8
-
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I
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Fig
u
r
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3
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R
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m
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v
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e
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k
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ter
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r
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s
in
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m
m
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d
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ter
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estar
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m
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e
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s
ti
ll
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s
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o
w
s
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a
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atter
n
lo
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th
e
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atter
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n
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f
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u
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4
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R
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d
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k
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Af
ter
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e
m
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w
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k
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t
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en
r
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ev
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s
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co
m
m
an
d
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m
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m
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ill
d
ir
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s
tar
ts
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i
th
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t
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t
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o
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cr
ee
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d
ev
ice.
T
h
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m
e
th
o
d
w
o
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k
s
w
h
e
n
th
e
d
ev
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is
r
o
o
ted
.
I
f
th
e
ab
o
v
e
p
r
o
ce
d
u
r
e
is
n
o
t
w
o
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k
ed
p
r
o
p
er
ly
t
h
en
f
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llo
w
t
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e
in
s
tr
u
c
tio
n
s
to
r
e
m
o
v
e
th
e
lo
ck
.
1.
C
o
n
n
ec
t th
e
m
o
b
ile
p
h
o
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to
t
h
e
co
m
p
u
ter
u
s
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th
e
U
SB
ca
b
le.
2.
Op
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th
e
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m
m
a
n
d
p
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s
s
aid
ea
r
lier
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t
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p
e
th
e
f
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llo
w
i
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co
m
m
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d
s
a.
C:
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J
E
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&
C
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p
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I
SS
N:
2088
-
8708
A
n
I
mp
r
o
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Meth
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d
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Un
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R
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to
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3.
No
w
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A
n
d
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id
m
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2
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4
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Unba
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m
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T
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k
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C:
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Af
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4.
CO
NCLU
SI
O
N
An
ap
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p
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s
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tech
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m
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RE
F
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NC
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S
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Un
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S
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[8
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ll
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iru
p
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ti
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in
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1
,
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n
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th
e
M
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ste
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d
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re
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En
g
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rin
g
(CS
T
)
f
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m
th
e
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d
h
ra
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iv
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,
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isa
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h
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m
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P
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i
n
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0
0
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iate
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t
(
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I
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),
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e
k
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rik
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k
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la
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.
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se
a
r
c
h
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tere
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M
o
b
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F
o
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n
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s,
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ta
A
n
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l
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s,
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m
p
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e
r
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sig
n
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jec
t
Orie
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ted
P
ro
g
r
a
m
m
in
g
,
a
n
d
Web
Tec
h
n
o
lo
g
i
e
s.
He
is
a
S
u
n
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rti
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i
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d
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v
a
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r
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l.
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h
a
s
p
u
b
li
s
h
e
d
n
u
m
e
ro
u
s
c
o
n
f
e
re
n
c
e
p
ro
c
e
e
d
in
g
s
a
s
we
ll
a
s
p
a
p
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tern
a
ti
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r
n
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.
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S
r
in
iv
a
sa
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o
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th
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B.
T
e
c
h
.
d
e
g
re
e
f
ro
m
GITA
M
,
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d
h
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e
rsity
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isa
k
h
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p
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m
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n
d
h
ra
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ra
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e
sh
,
In
d
ia.
Re
c
e
iv
e
d
th
e
M
.
T
e
c
h
.
d
e
g
re
e
in
A
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rsity
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isa
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h
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p
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m
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n
d
h
ra
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ra
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sh
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In
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ia.
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c
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d
th
e
P
h
.
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d
e
g
re
e
in
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n
d
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rsity
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isa
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h
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p
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m
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n
d
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ra
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ra
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sh
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ia.
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is
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u
rre
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tl
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w
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g
a
s
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so
c
iate
P
ro
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r
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p
a
rtme
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f
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E,
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it
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m
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g
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it
a
m
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iv
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r
sity
,
V
isa
k
h
a
p
a
tn
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m
.
His
r
e
se
a
r
c
h
in
tere
st
in
c
l
u
d
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s
w
irele
ss
c
o
m
m
u
n
ica
ti
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n
(W
iF
i
,
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iM
a
x
),
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o
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d
h
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ra
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m
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s,
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ta
m
in
in
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,
so
f
t
w
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re
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a
c
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lea
rn
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g
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.
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s
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e
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d
M
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T
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c
h
De
g
re
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F
ro
m
A
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In
2
0
0
7
,
a
n
d
P
.
h
d
.
De
g
re
e
f
ro
m
A
n
d
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ra
Un
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rsity
In
2
0
1
2
Is
C
u
rre
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tl
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W
o
rk
in
g
A
s
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As
so
c
iat
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P
r
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r
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NIL
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ru
k
o
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In
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th
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p
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f
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f
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a
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T
e
c
h
n
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y
.
He
h
a
s
o
v
e
r
a
ll
1
5
Ye
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tea
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h
in
g
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x
p
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e
.
His
A
re
a
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f
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tere
st
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c
lu
d
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s
Im
a
g
e
Clas
si
f
ica
ti
o
n
,
Co
m
p
re
ss
io
n
,
a
n
d
E
n
h
a
n
c
e
m
e
n
t.
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