LG V20 User Guide

Appendix130
Phone software update
LG Mobile phone software update from the 
Internet
For more information about using this function, please visit 
http://www.lg.com/common/index.jsp, select your country and language.
This feature allows you to conveniently update the firmware on your 
phone to a newer version from the Internet without needing to visit a 
service center. This feature will only be available if and when LG makes a 
newer firmware version available for your device.
Because the mobile phone...

Appendix131
LG Mobile Phone software update via Over-
the-Air (OTA)
This feature allows you to conveniently update your phone’s software to 
a newer version via OTA, without connecting a USB cable. This feature will 
only be available if and when LG makes a newer firmware version available 
for your device.
First check the software version on your mobile phone:
Settings 
 General  About phone  Update Center  Software 
Update 
  Check now for update.
•	 Your personal data from internal phone...

Appendix132
FAQ
This chapter lists some problems you might encounter when using your 
phone. Some problems require you to call your service provider, but most 
are easy to fix yourself.
MessagePossible causes Possible corrective measures
SIM card error There is no SIM card in 
the phone or it is inserted 
incorrectly. Make sure the SIM card is 
correctly inserted.
No network 
connection/ 
Dropped 
network Signal is weak or you are 
outside the carrier network.
Move toward a window or 
into an open area....

Appendix133
MessagePossible causes Possible corrective measures
Calls not 
available Dialing error
New network not authorized.
New SIM card inserted. Check for new restrictions.
Pre-paid charge limit 
reached. Contact service provider or reset 
the limit with PIN2.
Phone cannot 
be turned on On/Off key pressed too 
briefly.
Press the On/Off key for at least 
two seconds.
Battery is not charged. Charge battery. Check the 
charging indicator on the display.
Charging error Battery is not charged. Charge...

Appendix134
MessagePossible causes Possible corrective measures
Files do not 
open Unsupported file format Check the supported file 
formats.
The screen 
does not turn 
on when I 
receive a call. Proximity sensor problem If you use a protection tape 
or case, make sure it has not 
covered the area around the 
proximity sensor. Make sure that 
the area around the proximity 
sensor is clean.
No sound Vibration mode Check the settings status in 
the sound menu to make sure 
you are not in vibration or no...

Appendix135
Anti-Theft Guide
Set up your device to prevent other people from using it if it's been reset 
to factory settings without your permission. For example, if your device is 
lost, stolen, or wiped, only someone with your Google account or screen 
lock information can use the device.
All you need to make sure your device is protected is:
•	 Set a screen lock: If your device is lost or stolen but you have a screen 
lock set, the device can't be erased using the Settings menu unless 
your...

Appendix136
More information
Open Source Software Notice Information
To obtain the source code under GPL, LGPL, MPL, and other open 
source licenses, that is contained in this product, please visit 
http://opensource.lge.com.
In addition to the source code, all referred license terms, warranty 
disclaimers and copyright notices are available for download.
LG Electronics will also provide open source code to you on CD-ROM 
for a charge covering the cost of performing such distribution (such 
as the cost...

Appendix137
DOLBY AUDIO
Manufactured under license from Dolby Laboratories. Dolby, Dolby Audio, 
and the double-D symbol are trademarks of Dolby Laboratories.
TypeC-HDMI
•	You may not need to connect the charger with TypeC-HDMI gender 
to output the screen. Connect the charger for reducing the battery 
consumption.
•	 When you connect the device with TypeC-HDMI gender or HDMI cable, 
you can view the UHD video on the TV, projector, or monitor. You need 
the UHD supporting gender and HDMI cable for UHD...

Appendix138
Laser safety statement
CDRH Compliance
THIS PRODUCT COMPLIES WITH APPLICABLE REQUIREMENT OF THE 
DHHS PERFORMANCE STANDARD FOR LASER PRODUCT, 21 CFR 
SUBCHAPTER J.
Caution!
This product employs a Laser system. To ensure proper use of this 
product, please read this owner’s manual carefully and retain for future 
reference. Should the unit require maintenance, contact an authorized 
service center.
Use of controls, adjustments, or the performance of procedures other 
than those specified...

For Your Safety
06