28
encrypted
certificate
from
SD
card.
7)
set
password
Set
or
change
Certificate
store
password
8)
clear
storage
Clear
all
the
contents
of
the
certificate
store
and
reset
their
passwords.
•
Applications
1)
Unknown
sources
Allow
to
install
non
‐
electronic
market
applications
2)
Manage
applications
Manage
and
delete
the
installed
applications.
3)
Running
services
Press
any
of
the
services
listed
in>
pop
up
'to
stop
the
service?
'two
‐
button
operation
box,
press
the
'Stop
'the
service
is
stopped,
and
disappear
from
the
"running
services"
list.
4)
Storage
use
you
can
view
the
program
of
downloaded,
all
on
sd
card
or
running
how
many
memory
space
they
occupy
5)
Battery
use
you
can
see
the
using
power
situation
of
cell
Standyby,
Phone
idle,
Display
and
Browser.
6)
development
a.
USB
debug
：
USB
debug
only
apply
in
the
develop
process.
This
function
allows
copy
data
in
computer
and
mobile
devices.
•
Accounts
and
Sync
1)
Background
data
Applications
using
the
background
data
synchronization
at
any
time,
send
and
receive
data,
disable
the
background
data
extend
battery
life
and
reduce
data
usage.
However,
some
applications
will
use
the
background
data
for
