LG G4 User Guide

							80About this user guide
About this user guide
• Before using your device, please carefully read this guide. This ensures that you 
use your phone safely and correctly.
• Some of the images and screenshots provided in this guide may appear differently 
on your phone.
• Your content may differ from the final product or from software supplied by service 
providers or carriers. This content is subject to change without prior notice. For the 
latest version of this guide, please visit the LG website at www.lg.com.
• Your phone's applications and their functions may vary by country, region or 
hardware specifications. LG cannot be held liable for any performance issues 
resulting from the use of applications developed by providers other than LG.
• LG cannot be held liable for performance or incompatibility issues resulting from 
edited registry settings or modified operating system software. Any attempt to 
customize your operating system may cause the device or its applications to work 
incorrectly.
• Software, audio, wallpaper, images, and other media supplied with your device are 
licensed for limited use. If you extract and use these materials for commercial or 
other purposes, you may be infringing copyright laws. As a user, you are fully are 
entirely responsible for the illegal use of media.
• Additional charges may apply for data services, such as messaging, 
uploading,downloading, auto-syncing and location services. To avoid additional 
charges, select a data plan suitable to your needs. Contact your service provider to 
obtain additional details.
About this user guide 
						

							81About this user guide
Trademarks
• LG and the LG logo are registered trademarks of LG Electronics.
• Bluetooth® is a registered trademark of Bluetooth SIG, Inc. worldwide.
• Wi-Fi® and the Wi-Fi logo are registered trademarks of the Wi-Fi Alliance.
• All other trademarks and copyrights are the property of their respective owners.
DivX HD
This DivX Certified® device has passed rigorous testing to ensure it plays DivX® video.
To play purchased DivX movies, first register your device at vod.divx.com. Find your 
registration code in the DivX VOD section of your device setup menu.
DivX Certified
® to play DivX® video up to HD 720p, including premium content.
DivX®, DivX Certified® and associated logos are trademarks of DivX, LLC and are 
used under license.
Dolby Digital Plus
Manufactured under license from Dolby Laboratories. Dolby, Dolby Digital Plus, 
and the double-D symbol are trademarks of Dolby Laboratories. 
						

							82Troubleshooting
Troubleshooting
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.
Message Possible causes Possible corrective measures
SIM or 
USIM card 
errorThere is no SIM 
or USIM card 
in the phone 
or it is inserted 
incorrectly.Make sure that 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. Check the network 
operator coverage map.
Operator applied 
new services.Check whether the SIM card is more 
than 6~12 months old. If so, change 
your SIM card at your network 
provider’s nearest branch. Contact 
your service provider.
Codes do 
not matchTo change a 
security code, 
must confirm 
the new code by 
re-entering it.If you forget the code, contact your 
service provider.
The two codes 
you entered do 
not match. 
						

							83Troubleshooting
Message Possible causes Possible corrective measures
No 
applications 
can be setNot supported by 
service provider 
or registration 
required.Contact your service provider.
Calls not 
availableDialing error  New network not authorized.
New SIM or USIM 
card inserted.Check for new restrictions.
Pre-paid charge 
limit reached.Contact service provider or reset limit 
with PIN2.
Phone 
cannot be 
turned onOn/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. 
						

							84Troubleshooting
Message Possible causes Possible corrective measures
Charging 
errorBattery is not 
charged.Charge battery.
Outside 
temperature is too 
hot or cold.Make sure phone is charging at a 
normal temperature.
Contact problemCheck the charger and its connection 
to the phone.
No voltage Plug the charger into a different outlet.
Charger defective Replace the charger.
Wrong charger Use only original LG accessories.
Number not 
allowed.The Fixed dialing 
number function 
is on.Check the Settings menu and turn the 
function off.
Impossible 
to receive/ 
send text 
messages & 
photosMemory fullDelete some messages from your 
phone.
Files do not 
openUnsupported file 
formatCheck the supported file formats. 
						

							85Troubleshooting
Message Possible causes Possible corrective measures
The screen 
does not 
turn on 
when I 
receive a 
call.Proximity sensor 
problemIf 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 modeCheck the settings status in the sound 
menu to make sure you are not in 
vibration or silent mode.
Hangs up 
or freezesIntermittent 
software problemTry to perform a software update 
through the website. 
						

							86FA Q
Category Question Answer
Bluetooth
DevicesWhat functions 
are available via 
Bluetooth?You can connect a Bluetooth audio 
device, such as a Stereo/Mono 
headset or car kit.
Contacts
BackupHow can I back up 
Contacts?Contacts data can be synchronized 
between your phone and Gmail™.
SynchronizationIs it possible to set up 
one-way sync with 
Gmail?Only two-way synchronization is 
available.
SynchronizationIs it possible to 
synchronize all email 
folders?The Inbox is automatically 
synchronized. You can view other 
folders by tapping the  icon and 
selecting Show all folders to choose 
a folder.
Gmail Log-InDo I have to log into 
Gmail whenever I want 
to access Gmail?Once you have logged into Gmail, 
there is no need to log into Gmail 
again.
Google 
AccountIs it possible to filter 
emails?No, the phone does not support email 
filtering.
EmailWhat happens when 
I execute another 
application while 
writing an email?Your email is automatically saved as 
a draft.
RingtoneIs there a file size limit 
for using MP3 files as 
ringtones?There is no file size limit.
FA Q  
						

							87FA Q
Category Question Answer
Message 
TimeMy phone does not 
display the time of 
receipt for messages 
older than 24 hrs. How 
can I change this?Open the conversation and touch and 
hold the desired message to see the 
details.
NavigationIs it possible to install 
another navigation 
application on my 
phone?Any application that is available at Play 
Store™ and is compatible with the 
hardware can be installed and used.
Synchronization
Is it possible to 
synchronize my 
contacts from all my 
email accounts?Only Gmail and MS Exchange server 
(company email server) contacts can 
be synchronized.
Wait and 
PauseIs it possible to save a 
contact with Wait and 
Pause in the numbers?If you transferred a contact using the 
Wait & Pause functions saved into 
the number, you cannot use those 
features. You must save each number 
again.
How to save with Wait and Pause:
1.  From the Home screen, tap 
.
2.  Dial the number, then tap .
3.  Tap Add 2-sec pause or Add wait.
SecurityWhat are the phone’s 
security functions?You can set the phone to require an 
Unlock Pattern to be entered before 
the phone can be accessed or used. 
						

							88FA Q
Category Question Answer
Unlock
PatternHow do I create the 
Unlock Pattern?1.  From the Home screen, touch and 
hold 
.
2.  Tap System settings > Display tab 
> Lock screen.
3.  Tap Select screen lock > Pattern. 
The first time you do this, a short 
tutorial about creating an Unlock 
Pattern appears.
4.  Set up your pattern by drawing 
itthen drawing it a second time for 
confirmation.
Precautions to take when using the 
pattern lock.
It is very important to remember 
the unlock pattern you set. You can 
nolonger access your phone if you 
use an incorrect pattern five times. 
You have five chances to enter your 
unlock pattern, PIN or password. If you 
have used all 5 opportunities, you can 
try again after 30 seconds. (Or, if you 
preset the backup PIN, you can use 
the backup PIN code to unlock the 
pattern.) 
						

							89FA Q
Category Question Answer
Unlock
PatternWhat should I do if 
I forget the unlock 
pattern and I did not 
create my Google 
account on the 
phone?If you forgot your pattern:
If you logged into your Google account 
on the phone but failed to enter the 
correct pattern 5 times, tap the Forgot 
pattern button. You are then required 
to log in with your Google account 
to unlock your phone. If you have 
not created a Google account on the 
phone or you have forgotten it, you 
must perform a hard reset.
Caution: If you perform a factory reset, 
all user applications and user data are 
deleted. Please remember to back up 
any important data before performing a 
factory reset.
MemoryWill I know when my 
memory is full?Yes, you will receive a notification.
Language 
SupportIs it possible to change 
my phone’s language?The phone has multilingual capabilities.
To change the language:
1.  From the Home screen, touch and 
hold 
 and tap System settings.
2.  Ta p General tab > Language & 
input > Language.
3.  Tap the desired language.
VPNHow do I set up a 
VPN?VPN access configuration is different 
for each company. To configure VPN 
access on your phone, you must 
obtain the details from your company’s 
network administrator.