NTT docomo Optimus LTE L-01D Instruction Manual page 222

• We recommend that you update software without
moving and when you have strong reception (4
wave-level bars).
* If the reception deteriorates during a software
update and the download is stopped, move to
a location with a better reception and start the
software update again.
• If the software has already been updated, "No
update is needed." appears when you check for
software updates.
• While using international roaming or when you are
outside the area, "Failed to start update. Due to no
network or roaming." appears.
• If the battery level is too low for software update, the
message, "Failed to start update. Due to low battery.
Please recharge and retry later." appears.
• SMS messages sent during a software update are
stored at an SMS center.
• During a software update, your L-01D information
(model and manufacturing numbers) are
automatically sent to a software update server
managed by DOCOMO. DOCOMO shall not use
this information for any purpose other than software
update.
• If the software update fails, "Update failed" appears
and no further operation may be possible. In this
case, please take the terminal to a repair counter
specified by DOCOMO.
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Appendix / Index
• If a PIN code has been set, the PIN code entry
screen appears during the restart after rewriting and
you are required to enter your PIN code.
• Do not start any other applications during a software
update.
Performing an Automatic Software
Update using Auto Update
Auto Update automatically downloads new software and
installs it at a preset time.
The default setting of Auto Update is "Automatic
Update".
When the update is ready to be installed, the notification
icon (software update available) appears. Check
the installation time, and select whether to change the
installation time or install now.
When the installation time arrives with
update available) displayed, the update is automatically
installed and (software update available) disappears.
Software update is not started if the battery level
is insufficient or if you are on a voice call when the
installation time arrives. The update is performed at the
same time on the following day. If Auto Update is set to
"Manual Update" or if Immediate Update is in progress,
the software cannot be automatically updated.
(software