Sharp AQUOS sense3

208
Appendix
Trouble Check items
Not activated by
touching or
pressing keys
y
Make sure the handset is not turned off.
☞
P. 42 “Turning power on”
Screen response
is slow when
touching or
pressing keys
y
This may happen when a great deal of data
is saved on the handset, when a large
amount of data is being transferred
between the handset and the microSD
Card, etc.
☞
P. 168 “Storage”
docomo nano UIM
card is not
recognized
y
Is the docomo nano UIM card inserted
facing right direction?
☞
P. 35 “docomo
nano UIM card”
Clock is incorrect
y
Clock may become incorrect if the power is
left turned on for a long time. Make sure
[Automatic date & time] is set to ON and
turn the power on again in a location with
good signal conditions.
☞
P. 182 “Date &
time”
Handset operation
is unstable
y
The apps installed on the handset after
purchase may become a cause. If you can
improve the symptoms by activating the
handset with the safe mode
*
set, you may
be able to improve the symptoms by
uninstalling the installed apps.
Trouble Check items
Apps do not work
properly (e.g.
inability to activate
them, frequent
errors)
y
Make sure there is no disabled app. Try
again after enabling a disabled app, if any.
☞
P. 160 “Enabling an app”
y
Is the use of requiring function for operating
the app allowed?
☞
P. 67 “First things
first”
y
Make sure Battery optimization is not
carried out.
☞
P. 68 “Battery
optimization”
* Safe mode is a function to start up the handset in a state close
to that at the time of purchase.
y
For activating the safe mode
Turn the power on again when the power is turned off, then
keep pressing
2
on the screen during activation until the
lock screen of the touch panel is displayed.
*
Alternatively,
3
(Power key) while the power is turned on (for
at least 2 seconds)
▶
touch and hold [Power off]
▶
[OK] to
activate the safe mode.
Also, activate the safe mode from Self check.
☞
P. 185
“Self check”
*
When the safe mode is activated, [Safe mode] is displayed
at the bottom left of the screen.
*
To deactivate the safe mode, turn the power on again.
y
Back up the necessary data in advance before using the safe
mode.
y
Depending on the widget, it may disappear.