ENGLISH
USER GUIDE
LM-X420EM
Copyright ©2018 LG Electronics Inc. All rights reserved.
MFLXXXXXXXX (1.0) |
www.lg.com |
About this user guide
Thank you for choosing this LG product. Please carefully read this user guide before using the device for the first time to ensure safe and proper use.
•Always use genuine LG accessories. The supplied items are designed only for this device and may not be compatible with other devices.
•Descriptions are based on the device default settings.
•Default apps on the device are subject to updates, and support for these apps may be withdrawn without prior notice. If you have any questions about an app provided with the device, please contact an LG Service Center. For user-installed apps, please contact the relevant service provider.
•Modifying the device’s operating system or installing software from unofficial sources may damage the device and lead to data corruption or data loss. Such actions will violate your LG license agreement and void your warranty.
•Some content and illustrations may differ from your device, depending on the area, service provider, software version, or OS version, and are subject to change without prior notice.
•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 responsible for the illegal use of media.
•Additional charges may incur 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.
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Instructional notices
WARNING: Situations that could cause injury to the user and third parties.
CAUTION: Situations that may cause minor injury or damage to the device.
NOTE: Notices or additional information.
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Table of contents
01
Custom-designed Features
6 Camera features
6 Gallery features
9Google Assistant
10Multi-tasking feature
02
Basic Functions
13Product components and accessories
14Parts overview
17Turning the power on or off
18Inserting the memory card
19Removing the memory card
20Charging the battery
21Optimizing battery life
22Touch screen
25 Home screen
34 Screen lock
37Memory card encryption
38Taking screenshots
39Entering text
45 Do not disturb
03
Useful Apps
47Installing and uninstalling apps
48App trash
49App Shortcuts
50Phone
55Messages
56Camera
65Gallery
68Chrome
69Google apps
71Contacts
73QuickMemo+
75Clock
77Calendar
77Tasks
78Music
79Calculator
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79Email
79FM Radio
80File Manager
80Smart cleaning
80Downloads
04
Settings
82 Settings
82 Network & internet
89 Connected devices
91Sound
92Display
93Lock screen & security
94Extensions
95Apps & notifications
96Battery
96Storage
97Accounts
97Accessibility
99Google
99System
05
Appendix
103 LG Language Settings
103 Phone software update
105Anti-Theft Guide
106Open Source Software Notice Information
106Regulatory information (FCC ID number, etc.)
106Trademarks
107FAQ
06
For Your Safety
07
LIMITED WARRANTY - USA
Table of contents |
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01
Custom-designed
Features
Camera features
Flash Jump-Cut
You can create a GIF by taking photos at three second intervals.
1Tap , then tap MODE
Flash Jump-Cut
.
2Tap to set the number of cuts you want to take.
3Tap to take photos.
Gallery features
Creating a movie
You can create a new movie by putting images and videos together.
1Tap , select an album, then tap
Create movie.
2Select images or videos for your movie and tap NEXT.
3Edit the selected images and videos and then tap SAVE.
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Deleting files
You can select images or videos to delete from your video by tapping at the top right corner of its thumbnail.
Adding files
You can select images or videos to add after tapping at the bottom of the screen. You can also select the images or videos you have already previously added.
• Touch and hold a file, and then tap another file for multiple selection.
Rearranging files
To rearrange the images and videos, touch and hold the file you want to move, then dragging it to the desired location.
Adding file effects
Tap to add a theme or background music, or change the font.
Resetting the movie edits
You can reset the edits made to the movie (e.g. play time) by tapping .
Previewing a file
Check your new video before saving it by tapping . After the playback time elapses, the next file is played automatically.
• A maximum of 50 images and videos can be used to create a video.
•The playback time for an image is 3 seconds by default and it cannot be changed. Videos can be trimmed down to a minimum of 1 second.
•This feature may not support some image or video formats.
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Making a GIF
You can easily make a GIF file using recorded video.
1At the desired starting point while watching a video, tap .
2Select the length of the GIF you want to create.
•GIF is generated for the time selected from the current time.
•For videos less than 5 seconds, GIF images are automatically generated for the remaining time.
• You may use this feature solely for creative purposes. The use of this feature involving infringement of any other person’s rights, such as copyright or defamatory or offensive statements, may be subject to civil, criminal, or administrative liabilities and/or penalties under applicable laws. You shall not copy, reproduce, distribute, or otherwise make illegal use of any copyrighted materials without permission of the rightful owner or copyright holder. To the fullest extent permitted by applicable law, LG Electronics disclaims all expressed and implied warranties as well as liabilities associated thereto.
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Google Assistant
You can manage tasks, plan your day, get answers, and much more.
• To use this feature, first connect to the network and sign in to your Google account.
Launching Google Assistant
1Press and hold from the Home screen to launch Google Assistant.
2Tap GET STARTED.
3Follow the on-screen instructions to configure the voice settings.
•The device saves your voice data for recognition.
Launching Google Assistant with your voice
1Say “Ok Google” when the screen is turned off or locked.
2Say a command or question when Hi, how can I help?* appears on the screen.
Launching Google Assistant from the Home screen
1Touch and hold from the Home screen.
2Say a command or question when Hi, how can I help?* appears on the screen.
• Voice recognition accuracy may decrease if you speak with an unclear voice or in a noisy place. When you use the voice recognition feature, increase its accuracy by speaking with a clear voice in a quiet place.
*The Hi, how can I help? message may change depending on the software version.
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Multi-tasking feature
Multi-Window
You can use two apps at the same time by separating the screen into multiple windows.
1Tap from the Home touch buttons.
•Recently-used apps appear.
2Tap at the top of the desired app to use the Multi-Window feature.
•The selected app appears at the top half of the screen.
You can also access this feature by doing the following:
1Touch and hold while using an app.
•Recently-used apps appear on the split screen.
2Tap at the top of the desired app to use the Multi-Window feature.
•The selected app appears at the bottom of the screen.
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• To deactivate the Multi-Window feature, touch and hold on the Home touch button.
•To adjust the size of the split screen, drag at the center of the screen.
•The Multi-Window feature is not supported by some LG apps and apps downloaded from the Play Store.
Overview screen
The Overview screen provides a preview of your recently-used apps.
To view the list of recently-used apps, tap on the Home touch buttons.
•Touch and hold an app and drag it to the top of the screen to start the
app with the Multi-Window feature. You can also tap at the top of each app preview.
Custom-designed Features |
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02
Basic Functions
Product components and accessories
The following items are included with your device.
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Device |
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Quick Start Guide |
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USB cable |
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Ejection pin |
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Charger |
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• The items supplied with the device and any available accessories may vary depending on the area and service provider.
•Always use genuine LG Electronics accessories. Using accessories made by other manufacturers may affect your device's call performance or cause malfunctions. This may not be covered by LG's repair service.
•Some of the device parts are made of tempered glass. If you drop your device on a hard surface or subject it to severe impact, the tempered glass may be damaged. If this happens, stop using your device immediately and contact an LG Customer Service Center.
• If any of these basic items are missing, contact the dealer from which you purchased your device.
•To purchase additional basic items, contact an LG Customer Service Center.
•To purchase optional items, contact an LG Customer Service Center for available dealers.
•Some items in the product box are subject to change without notice.
•The appearance and specifications of your device are subject to change without notice.
•Device specifications may vary depending on the area or service provider.
•Be sure to use authentic accessories provided by LG Electronics. Using third-party accessories may damage the device or cause malfunctions.
•Remove the protective film from the Fingerprint sensor before using the fingerprint recognition feature.
Basic Functions |
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Parts overview
Proximity/Ambient light sensor
Front camera lens
Stereo headset jack
Flash
Power/Lock key
Speaker
Earpiece
SIM/microSD card slot
Touch screen
Microphone
Rear camera lens
Volume keys (+/-)
Charger/USB cable port
Basic Functions |
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Do NOT attempt to remove the back cover.
This device has a non-removable battery. Do not attempt to remove the back cover. Doing so may severely damage the battery and device, which could cause overheating, fire, and injury.
•Press and hold the volume down (-) key and Power/Lock key at the same time for a second to take a screenshot.
•Proximity/Ambient light sensor
-- Proximity sensor: During a call, the proximity sensor turns off the screen and disables touch functionality when the device is in close proximity to the human body. It turns the screen back on and enables touch functionality when the device is outside a specific range.
-- Ambient light sensor: The ambient light sensor analyzes the ambient light intensity when the auto-brightness control mode is turned on.
•Laser detection auto-focus
-- Detect the distance from the camera to your subject for automatic focusing.
-- Quickly focus on closer or farther objects when you use the rear camera to take photos.
•Volume keys
-- Adjust the volume for ringtones, calls or notifications.
-- While using the Camera, gently press a Volume key to take a photo. To take continuous photos, press and hold the Volume key.
-- Press the Volume Down (-) key twice to launch the Camera app when the screen is locked or turned off. Press the Volume Up (+) key twice to launch Capture+.
•Power/Lock key
-- Briefly press the key when you want to turn the screen on or off.
-- Press and hold the key when you want to select a power control option.
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• Some functions may be restricted for access, depending on the device specifications.
•Do not put heavy objects on the device or sit on it. Doing so may damage the touch screen.
•Screen-protective film or accessories may interfere with the proximity sensor.
•If your device is wet or is being used in a humid place, the touch screen or buttons may not function properly.
•The rear of the device includes a built-in NFC antenna. Be cautious when handling the device to avoid damaging or covering the NFC antenna.
Hold the device correctly as shown below. If you cover the microphone hole with a hand, finger, or protective case while using the device, you may sound unclear during a call.
Basic Functions |
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Turning the power on or off
Turning the power on
When the power is turned off, press and hold the Power/Lock key.
• When the device is turned on for the first time, initial configuration takes place. The first booting time for the smart phone may be longer than usual.
Turning the power off
Press and hold the Power/Lock key, then select Power off.
Power control options
Press and hold the Power/Lock key, then select an option.
•Power off: Turn the device off.
•Power off and restart: Restart the device.
•Turn on Airplane mode: Block telecommunication-related functions, including making phone calls, messaging and browsing the Internet. Other functions remain available.
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Inserting the memory card
The device supports up to a 2 TB microSD card. (Not included)
Depending on the memory card manufacturer and type, some memory cards may not be compatible with your device.
• It is recommended to use an exFAT file system when using an external memory card of more than 32GB.
•Some memory cards may not be fully compatible with the device. If you use an incompatible card, it may damage the device or the memory card, or corrupt the data stored in it.
1Insert the ejection pin into the hole on the card tray.
2Pull out the card tray.
3Put the memory card on the card tray with the gold-colored contacts facing downwards.
• The memory card is an optional item and is sold separately.
•Frequent writing and erasing of data may shorten the memory card lifespan.
4 Insert the card tray back into the slot.
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Removing the memory card
Unmount the memory card before removing it for safety.
1Tap Tools
Settings
Storage
.
2Insert the ejection pin into the hole on the card tray.
3Pull out the card tray and remove the memory card.
• Do not remove the memory card while the device is transferring or accessing information. This may cause data to be lost or corrupted, or may damage the memory card or the device. LG is not responsible for losses that result from the abuse or improper use of memory cards, including the loss of data.
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Charging the battery
Before using the device, fully charge the battery. Connect one end of the charging cable to the charger, insert the other end of the cable into the cable port, and then plug the charger into a power socket.
• When connecting a USB cable, make sure that the icon on the cable faces up. Connecting the cable in the wrong way may damage the device.
•Make sure to use an LG-approved charger and charging cable. Charging the battery with a third-party charger may cause the battery to explode or may damage the device.
•Using the device when it is charging may cause electric shock. To use the device, stop charging it.
The charger connector is located at the bottom of the device. Insert the charger and plug it into a power outlet.
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Optimizing battery life
Extend your battery’s power by turning off features that you do not need to run constantly in the background. You can monitor how applications and system resources consume battery power.
Extending your device battery life
•Turn off radio communications when you are not using. If you are not using Wi-Fi, Bluetooth® or GPS, turn them off.
•Reduce screen brightness and set a shorter screen timeout.
•Turn off automatic syncing for Gmail, Calendar, Contacts and other applications.
•Some applications you download may consume battery power.
•Check the battery usage details and close any downloaded apps that are draining the battery.
Basic Functions |
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Touch screen
You can familiarize yourself with how to control your device by using touch screen gestures.
Tapping
Lightly tap with your fingertip to select or run an app or option.
Touching and holding
Touch and hold for several seconds to display a menu with available options.
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Basic Functions |
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Double-tapping
Tap the screen twice quickly to zoom in or out on a specific app.
Dragging
Touch and hold an item, such as an app or widget, then move your finger to a desired location in a controlled motion. You can use this gesture to move an item.
Swiping
Touch the screen with your finger and move it quickly without pausing. You can use this gesture to scroll through a list, a web page, photos, screens, and more.
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Pinching and spreading
Pinch two fingers to zoom out such as on a photo or map. To zoom in, spread your fingers apart.
• Do not expose the touch screen to excessive physical shock. You might damage the touch sensor.
• A touch screen failure may occur if you use the device near a magnetic, metallic or conductive material.
•If you use the device under bright lights, such as direct sunlight, the screen may not be visible, depending on your position. Use the device in a shady location or a location with an ambient light that is not too bright and bright enough to read books.
•Do not press the screen with excessive force.
•Gently tap with your fingertip on the option you want.
•The touch control may not work properly if you tap while wearing a glove or by using the tip of your fingernail.
•Touch control may not work properly if the screen is moist or wet.
•The touch screen may not function properly if a screen-protective film or accessory purchased from a third party store is attached to the device.
•Displaying a static image for extended periods of time may result in after-images or screen burn-in. Turn off the screen or avoid displaying the same image for a long time when you do not use the device.
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Home screen
Home screen overview
The Home screen is the starting point for accessing various functions and apps on your device. Tap on any screen to directly go to the Home screen.
You can manage all apps and widgets on the Home screen. Swipe the screen left or right to view all installed apps at a glance.
Home screen layout
You can view all apps and organize widgets and folders on the Home screen.
Status bar Weather widget
Google search widget
Page icon
Quick access area
Home touch buttons
• The Home screen may differ depending on the manufacturer policy, user settings, software version or service provider.
•Status bar: View status icons, the time and the battery level.
•Weather widget: View the weather information or time for a specific area.
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•Google search widget: Perform a Google search by inputting spoken or written keywords.
•Page icon: Display the total number of Home screen canvases. You can tap the desired page icon to go to the page. The icon reflecting the current canvas will be highlighted.
•Quick access area: Fix main apps at the bottom of the screen so that they can be accessed from any Home screen canvas.
•Home touch buttons
-- : Return to the previous screen. Close the keypad or pop-up windows.
-- : Tap to go to the Home screen. To launch Google Assistant, touch and hold.
-- : Tap to view a list of recently used apps or run an app from the list. To delete all the recently used apps, tap CLEAR ALL. To use two apps at the same time with the Multi-Window feature, touch and hold the button while using an app.
Editing the Home touch buttons
You can rearrange the Home touch buttons or add frequently used functions to the Home touch buttons area.
Tap Tools
Settings
Display
Home touch buttons
Button combination and customize the settings.
•Several functions, including QSlide, Notification and Capture+, are provided. A maximum of two additional items can be added.
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Changing the color of the Home touch buttons bar
You can change the background color of the Home touch buttons.
1Tap Tools
Settings
Display
Home touch buttons.
2Under Color, tap the desired color.
Lock/hide icon
The icon to lock or hide the Home touch buttons appears at the bottom left of the screen.
If you want to lock the Home touch buttons while shown, tap on the left of the Home touch buttons.
To hide the Home touch buttons again, double-tap .
To deactivate the Lock/hide buttons feature, tap Tools
Settings
Display
Home touch buttons
Show lock/hide icon, then tap
.
•Some features may not be supported while the Home touch buttons are hidden.
Hiding the Home touch buttons
You can hide the Home touch buttons to view in a larger screen while using an app.
1Tap Tools
Settings
Display
Home touch buttons
Hide Home touch buttons.
2Select apps to hide the Home touch buttons whiling using the app, and tap .
•The Home touch buttons disappear 3 seconds after the last touch.
•To view the Home touch buttons again, drag the bottom of the screen upwards.
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Status icons
When there is a notification for an unread message, calendar event or alarm, the status bar displays the corresponding notification icon. Check your device's status by viewing notification icons displayed on the status bar.
No signal
Data is being transmitted over the network
Alarm is set
Vibrate mode is on
Bluetooth is on
Connected to a computer via USB
Battery level
Airplane mode is on
Missed calls
Wi-Fi is connected
Mute mode is on
GPS is on
Hotspot is on
No SIM card
The NFC read/write P2P mode is on
• Some of these icons may appear differently or may not appear at all, depending on the device's status. Refer to the icons according to the actual environment and area in which you are using the device and your service provider.
• Displayed icons may vary, depending on the area or service provider.
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Notifications panel
You can open the notifications panel by dragging the status bar downward on the main screen.
•To open the quick access icons list, drag the notifications panel downwards or tap.
•To rearrange, add, or remove icons, tap EDIT.
•If you touch and hold the icon, the settings screen for the corresponding function appears.
EDIT |
• You can use the notifications panel even on the lock screen. Drag the notifications panel while the screen is locked to quickly access the desired features.
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