LG G4 User Guide

							70Settings
• Help – Displays help information for the Home screen.
Lock screen
• Select screen lock – Allows you to set the screen lock for your phone.
• Smart Lock – Allows you to set to keep your phone unlocked when you have a 
trusted Bluetooth device connected to it, when it's in a familiar location like your 
home or work, or when it recognizes your face.
• Screen swipe effect – Sets the effect used when swiping across the lock screen.
• Wallpaper – Allows you to set your Lock screen wallpaper.
• Shortcuts – Allows you to choose the shortcuts available on the lock screen.
• Weather animation – Enable to show weather animation on the lock screen for 
the current location.
• Contact info for lost phone – Allows you to display the owner information on the 
lock screen in case the phone is lost.
• Lock timer – Allows you to set the amount of time before the screen automatically 
locks after the screen has timed-out.
• Power button instantly locks – Allows you to instantly lock the screen when the 
Power/Lock Key is pressed. This setting overrides the Lock timer setting.
Home touch buttons
Set the Home touch buttons displayed at the bottom of all screens. Set which keys are 
displayed, their position on the bar and what they look like. You can also choose to hide 
them while using certain apps.
< FONT >
Font type
Allows you to set the type of font used for the phone and menus.
Font size
Allows you to set the size of the font displayed in the phone and menus. 
						

							71Settings
< BASIC SETTINGS >
Brightness
Adjusts the brightness of the screen. For best battery performance, use the dimmest 
comfortable brightness.
Auto-rotate screen
Allows you to set to switch the screen orientation automatically when you physically 
rotate the phone. 
Screen timeout
Allows you to set the amount of time before the screen times out.
< ADVANCED SETTINGS >
More
• Daydream – Tap  to toggle it On or Off. On allows you to set a screensaver to 
be displayed when the phone is sleeping while docked and/or charging.
• Motion sensor calibration – Allows you to improve the accuracy of the tilt and 
speed of the sensor.
General
< PERSONAL >
Language & input
Use the Language & input settings to select the language for the text on your phone 
and to configure the on-screen keyboard, including words you added to its dictionary.
• Language – Sets the language to use on your device.
• Default – Allows you to set the default keyboard to use when entering text.
• LG Keyboard – Allows you to enable the LG Keyboard to enter text. Tap  to 
change the keyboard settings.
• Google voice typing – Allows you to enable Google voice typing to enter text. Tap 
 to change the Google voice settings.    
						

							72Settings
• Voice Search – Allows you to set the same voice options available for Google voice 
typing.
• Text-to-speech output – Sets the preferred speech engine and speech rate (slow 
vs. fast). Also plays a short demonstration of speech synthesis.
• Pointer speed – Allows you to set the pointer speed using a slide bar.
Location
Allows you to manage location services to determine your approximate location using 
GPS, Wi-Fi and mobile networks.
• Mode – Allows you to choose a location mode from High accuracy (GPS and 
networks), Battery saving (Networks only) and Device sensors only (GPS 
only).
• My place – Allows your device to locate your home for the Smart settings.
• Camera – Enable to tag photos or videos with the location they were taken at.
• Google Location Reporting – Allows you to view and manage your Google 
location settings.
Accounts & sync
Permits applications to synchronize data in the background, whether or not you are 
actively using them. Deactivating the Auto-sync data option can save battery power 
and lower (but not eliminate) data usage.
Cloud
Allows you to add a cloud account to quickly and easily use a cloud service. 
Accessibility
Use the Accessibility settings to configure accessibility plug-ins you have installed on 
your phone.
• Vision
  -TalkBack – Allows you to set up the TalkBack function which assists people with 
impaired vision by providing verbal feedback. 
						

							73Settings
 -Message/call voice notifications  – Tap  to toggle it On or Off. On allows 
you to hear automatic spoken alerts for incoming calls and messages.
 - Screen shade – Enable to set the screen to a darker contrast.
 - Font size – Sets the font size.
 - Touch zoom – Allows you to zoom in and out by triple-tapping the screen.
 - Screen color inversion – Enable to invert the colors of the screen and content.
 - Screen color adjustment – Allows you to adjust the colors of screen and 
content.
 - Screen color filter – Allows you to change the colors of screen and content.
 - Power key ends call – Enable so that you can end voice calls by pressing the 
Power/Lock Key.
• Hearing
 -Captions – Allows you to customize caption settings for those with hearing 
impairments.
 - Notification LED – Allows you to activate the LED light for incoming calls and 
notifications.
 - Flash alerts – Enable to set the flash to blink for incoming calls and 
notifications.
 - Turn off all sounds – Enable to turn off all device sounds.
 - Audio type – Sets the audio type.
 - Sound balance – Sets the audio route. Move the slider on the slide bar to set it.
• Motor & cognition
 -Touch feedback time – Sets the touch feedback time.
 - Touch assistant – Show a touch board with easy access to common actions.
 - Screen timeout – Sets the amount of time before the backlight turns off 
automatically.
 - Touch control areas – Allows you to select an area of the screen to limit touch 
activation to just that area of the screen.  
						

							74Settings
• Accessibility features shortcut Allow you to access selected features quickly when triple-tapping the Ho\
me button.
• Auto-rotate screen Enable to allow the phone to rotate the screen depending on the physical\
 phone 
orientation (portrait or landscape)..
•  Switch Access
Allows you to interact with your device using one or more switches that \
work like 
keyboard keys. This menu can be helpful for users with mobility limitations that 
prevent them from interacting directly with the your device.
Shortcut key
Get quick access to apps by pressing twice the Volume Keys when the screen is off or 
locked. Tap 
 in the upper-right corner of the screen to toggle it On or  Off.
< PRIVACY >
Security
• Content lock – Select lock types to lock files in Gallery or QuickMemo+. Choose 
from  Password or Pattern.
• Encrypt phone – Opens a screen that encrypts data on the phone for security. You 
will be required to enter a PIN or password to decrypt your phone each time you 
power it on.
• Encrypt SD card storage – Allows you to encrypt the SD card and keep data 
unavailable for other devices.
• Set up SIM card lock – Allows you to set a PIN to be required to use the phone. 
You can also change the PIN after setting it.
• Password typing visible – Enable to briefly show each character of passwords as 
you enter them so that you can see what you enter.
• Phone administrators – Allows you to view or deactivate phone administrators.
• Unknown sources – Allows you to install non-Play store applications.
• Verify apps – Disallow or warn before installation of apps that may cause harm.  
						

							75Settings
• Storage type – Displays the storage type for credentials.
• Certificate management
  -Trusted credentials – Enable to allow applications to access your phone's 
encrypted store of secure certificates and related passwords and other 
credentials. You use credential storage to establish some types of VPN and Wi-Fi 
connections. If you have not set a password for the secure credential storage, 
this setting is dimmed.
  -Install from storage – Tap to install a secure certificate.
  -Clear credentials – Deletes all secure certificates and related credentials and 
erases the secure storage's own password.
• Trust agents – Select apps to use without unlocking the screen.
• Screen pin – This feature allows you to lock your device so that the current user 
can only access the pinned app. This is useful for users with children.
• App usage access – Allows you to view usage information of apps on your phone.
< SMART FUNCTIONS >
Smart settings
Allows you to turn on/off, open or change settings according to where you are or what 
you do.
QuickCircle case
This menu allows you to select apps to be used directly on the cover in small view 
using QuickCircle.
Dual window
Allows you to configure the Dual Window feature.
• Auto-open – Enable to allow you to tap a link on the full screen or attachments 
from emails to open Dual window.
• Help – Display tips for using Dual window. 
						

							76Settings
< PHONE MANAGEMENT >
Date & time
Use the Date & time settings to set how dates will be displayed. You can also use these 
settings to set your own time and time zone rather than obtaining the cu\
rrent time from 
the mobile network.
Storage
• Internal Storage – Allows you to view information about the internal storage 
usage. 
• SD Card – Allows you to view information about storage use on the SD card. You 
can also mount and unmount an SD card or erase its contents.
Battery & power saving
• Battery Information – The Battery charge information is displayed on a battery 
graphic along with the percentage of the remaining charge and its status\
.
• Battery usage – Displays the battery usage level and battery use details.
• Battery percentage on status bar  – Enable to display the battery level 
percentage on the Status Bar next to the battery icon.
• Battery saver – Tap  to toggle it On or Off. You can also choose when to 
automatically turn the Battery saver feature on.
 -Restrict apps in background – To save battery, restrict apps in background.
 - Help  – Displays help information for the Battery saver feature.
• Game optimizer – Allows you to adjust the video quality in games to save battery.
Smart cleaning
Allows you to manage unused apps and data.
Apps
This menu lets you view details about the applications installed on your\
 phone, manage 
their data, force them to stop.  
						

							77Settings
Default message app
This menu allows you to set your default messaging app as desired.
Backup & reset
This menu allows you to back-up your data, automatically restore data, and erase all 
the data on your phone.
• LG Backup – Backs up all information on the device and restores it in the event\
 of 
data loss or replacement.
• Back up my data – Allows you to back up your app data, Wi-Fi passwords, and 
other settings to Google servers.
• Backup account – Allows you to set the account to which you want to backup 
data to.
• Automatic restore – Allows you to restore your settings and application data when 
the applications are reinstalled on your device.
• Factory data reset – Allows you to reset your settings to the factory default values 
and delete all your data, including user data such as pictures and videos.
• Collect diagnostics – Collect diagnostics data for troubleshooting.
About phone
Display information about the network, phone identity, battery, hardware, software, legal, 
and patent information. 
						

							78Phone software update
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 firmware update requires the user's full attention for the 
duration of the update process, please make sure you check all instructions and notes 
that appear at each step before proceeding. Please note that removing the USB data 
cable during the upgrade may seriously damage your mobile phone.
NOTE: LG reserves the right to make firmware updates available only for 
selected models at its own discretion and does not guarantee the availability 
of the newer version of the firmware for all handset models.
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 using a USB data cable. This feature will only be 
available if and when LG makes a newer firmware version available for your device.
You should first check the software version on your mobile phone: Settings > General 
tab > About phone > Update Center > System updates > CHECK FOR UPDATE.
Phone software update 
						

							79Phone software update
NOTE: Your personal data from internal phone storage—including 
information about your Google account and any other accounts, your 
system/application data and settings, any downloaded applications and 
your DRM licence—might be lost in the process of updating your phone's 
software. Therefore, LG recommends that you backup your personal data 
before updating your phone's software. LG does not take responsibility for 
any loss of personal data.
NOTE: This feature depends on your network service provider, region and 
country.
Notice: Open Source Software
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 of 
media, shipping, and handling) upon email request to [email protected]. 
This offer is valid for three (3) years from the date on which you purchased the 
product.