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Symptom
Cell phone
operation is
unstable
224
Appendix/Index
Check item
• It may be caused by
applications installed to the
cell phone after purchase.
If problems improve when
you start in Safe mode (a
function to activate the cell
phone in a mode similar to
default), problems may be
improved by uninstalling
the application.
– How to activate Safe
Mode
1. While in the power
OFF status, press and
hold the power key for
over two seconds.
2. After the XXX logo
appears, press and
hold the volume key
(down) until the Home
screen appears.
Symptom
Cell phone
* Press the power key
operation is
unstable
* When Safe mode
* To stop Safe mode,
– Before starting Safe
mode, backup necessary
data.
– Widgets that you have
created may be gone.
– Safe mode is not the
normal starting condition,
so stop Safe mode before
normal usage.
Check item
for over two seconds
with the power turned
on u Touch and hold
down "Power off" u
"OK" to activate.
starts, "Safe mode"
appears on the bottom
left of the screen.
turn the power OFF
once and restart it.
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