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Ma
n
ua
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d
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e
v
i
rt
u
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.
To se
t th
e key
s to
appe
ar o
n
l
y when
need
ed, go to
[
S
et
t
i
ngs
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>
[
S
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r
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&
Co
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ve
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en
t
]
>
[N
a
vi
g
a
ti
o
n
K
ey
s
]
and
enable
1
...
...
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