LG Aristo 4+ User Manual

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USER GUIDE

LM-X320MA

ENGLISH

MFL71439001 (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these apps may be withdrawn without prior notice.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.

• Failure to follow the instructions in this guide and improper use may

damage the device.

Instructional notices

WARNING: Situations that could cause injury to the user and third

CAUTION: Situations that may cause minor injury or damage to the

NOTE: Notices or additional information.

parties.

device.

Table of contents

Custom-designed Features

6 Camera features

8 Google Assistant

10 Fingerprint Recognition

13 Face Recognition

17 Multi-tasking feature

Basic Functions

20 Product components and

accessories

21 Parts overview

24 Turning the power on or off

25 Installing the SIM card and

memory card

27 Removing the memory card

28 Charging the battery

29 Touch screen

32 Home screen

43 Screen lock

48 Memory card encryption

49 Taking screenshots

50 Entering text

57 Content sharing

59 Do not disturb

Useful Apps

61 Installing and uninstalling apps

62 App trash

63 App Shortcuts

64 Phone

67 Messaging

68 Camera

78 Gallery

84 Chrome

84 QuickMemo+

87 Google apps

89 Contacts

91 Clock

92 Calendar

93 Music

94 Calculator

94 Game Launcher

94 Email

95 Audio Recorder

95 FM Radio

95 File Manager

96 Smart cleaning

96 LG Mobile Switch

97 LG SmartWorld

Settings

99 Settings

99 Network

109 Sound

110 Display

111 General

Appendix

124 LG Language Settings

124 LG Bridge

125 Phone software update

127 Anti-Theft Guide

128 Open Source Software Notice

Information

128 Regulatory information

(FCC ID number, etc.)

129 Trademarks

131 FAQ

For Your Safety

LIMITED WARRANTY STATEMENT

4Table of contents

Custom-designed Features

Camera features

QLens

You can do shopping, search image, or scan QR code by taking a photo with QLens.

Tap , then tap QLens.

Select a desired option among Visual Shopping, Visual Search and Scan

QR code.

Tap the screen to take a photo of an object you want to search or scan

a QR code.

• The result will appear after a moment.

• This feature is available only when your device is connected to a

network. If you use mobile data, you may be charged for data usage, depending on your pricing plan.

• For Visual Shopping and Visual Search features, you can select the

desired area from the image that you have taken, and then search it again.

• This feature is available only when the rear camera is in the Auto mode.

Custom-designed Features 6

Portrait

You can take a sharp portrait by applying the camera lens blur effect.

Tap , switch to the front camera, then tap Portrait.

When Portrait is available appears on the screen, tap to take a

photo.

• To adjust blur strength, drag the slide bar up, down, left or right

(depending on the orientation of the phone).

• This feature is not available if the surroundings are too dark.

• After applying this feature, touch and hold the the desired position on

the preview screen to automatically apply the exposure value and focus. In this case, the Portrait feature and blur strength stay the same.

Flash Jump-Cut

You can create a GIF by taking photos at three second interval.

Tap , then tap MODE .

Tap to set the number of cuts you want to take.

Tap to take photos.

Custom-designed Features 7

Google Assistant

Google Assistant overview

Your device has the built-in Google Assistant feature. Find answers and get things done while on-the-go. To get started, just press the Google Assistant key on the side of the device or touch and hold

• To use this feature, first connect to the network and sign in to your

Google Account.

Touch and hold from the Home screen to launch Google Assistant

or Press the Google Assistant key on the left side of the device.

Tap GET STARTED.

Follow the on-screen instructions and say “Ok Google”.

• The device saves your voice data for recognition.

Select whether to use the voice recognition unlock feature.

• When this feature is activated, you can unlock the screen by saying

“Ok Google” while the screen is turned off or unlocked.

Custom-designed Features 8

• For stronger security, it is advisable to use Pattern, PIN, or Password.

When a similar voice or your recorded voice is used, the screen may be unlocked.

• To use this feature, tap

security

Secure lock settings Smart Lock, and then use the

screen lock method you set to unlock the device. Tap Voice Match, then tap Unlock with Voice Match

unlock method again. Note that Swipe is excluded.

• You need to unlock the device by using the specified method if you fail

to unlock the device with voice recognition. See for details.

Tap Save.

Settings General Lock screen &

, then enter the currently used

Setting a screen lock

Launching Google Assistant

Touch and hold on the Home screen.

or Press the Google Assistant key on the left side of the device. or Say “Ok Google” when the screen is turned off or locked.

Say a command or question when you see on the bottom of 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.

Custom-designed Features 9

Fingerprint Recognition

Fingerprint recognition overview

You must register your fingerprint on your device first before using the fingerprint recognition function.

You can use the fingerprint recognition function in the following cases:

• To unlock the screen.

• To view locked contents in QuickMemo+.

• Confirm a purchase by signing in to an app or identifying yourself with

your fingerprint.

• Your fingerprint can be used by the device for user identification. Very

similar fingerprints from different users may be recognized by the fingerprint sensor as the same fingerprint. For added security, set the screen lock using a pattern, PIN or Password.

Precautions for fingerprint recognition

Fingerprint recognition accuracy may decrease due to a number of reasons. To maximize the recognition accuracy, check the following before using the device.

• Ensure that the fingerprint sensor is not damaged by a metallic object,

such as coin or key.

• When water, dust or other foreign substance is on the fingerprint

sensor or your finger, the fingerprint registration or recognition may not work. Clean and dry your finger before using the fingerprint sensor.

• A fingerprint may not be recognized properly if the surface of your

finger has a scar or is not smooth due to being soaked in water.

• If you bend your finger or use the fingertip only, your fingerprint may

not be recognized. Make sure that your finger covers the entire surface of the fingerprint sensor.

Custom-designed Features 10

• Scan only one finger for each registration. Scanning more than one

finger may affect fingerprint registration and recognition.

• The device may generate static electricity if the surrounding air is dry.

If the surrounding air is dry, avoid scanning fingerprints, or touch a metallic object, such as coin or key, to remove static electricity before scanning fingerprints.

Registering fingerprints

You can register and save your fingerprint on the device to use fingerprint identification.

Tap Settings General Lock screen & security Fingerprints.

• This feature is available when the screen lock is set.

- Lock the device with a pattern, PIN or password.

• If the screen lock is not set, configure the lock screen by following the

on-screen instructions. See

Locate the fingerprint sensor on the back of the device and gently put

your finger on it to register the fingerprint.

• Ensure that your fingertip covers the entire surface of the sensor.

Setting a screen lock

for details.

Custom-designed Features 11

Follow the on-screen instructions.

• Repeat scanning the fingerprint by moving your finger little by little

until the fingerprint registers.

When the fingerprint registration is done, tap OK.

• Tap ADD MORE to register another fingerprint. If you register

only one fingerprint and the corresponding finger is not in a good condition, the fingerprint recognition may not work well. As the preventive measure against this kind of situation, register multiple fingerprints.

Managing fingerprints

You can edit or delete registered fingerprints.

Tap Settings General Lock screen & security Fingerprints.

Unlock according to the specified lock method.

From the fingerprint list, tap a fingerprint to rename it. To delete it, tap

Unlocking the screen with a fingerprint

You can unlock the screen or view the locked content by using your fingerprint.

Tap Settings General Lock screen & security Fingerprints.

Unlock according to the specified lock method.

On the fingerprint settings screen, activate the desired function:

• Screen lock: Unlock the screen with a fingerprint.

• Content lock: Access contents you have locked in QuickMemo+

with a fingerprint.

Custom-designed Features 12

Face Recognition

Face recognition overview

You can unlock the screen by using face recognition.

• For stronger security, it is advisable to use Pattern, PIN, or Password.

• Unless Advanced face recognition option is applied, a similar face or

photo of your face may unlock your device. See

recognition

• The recognized facial data is securely stored in your device.

• If the device cannot detect your face, or you forgot the screen lock set

for your device, visit the nearest LG Customer Service Center with your device and ID card.

• To save power, the face recognition feature will not work when the

battery level is below 5%.

for details.

Precautions for face recognition

Face recognition accuracy may decrease in the following cases. To increase its accuracy, check the following before using the device.

• When your face is covered with a hat, eyeglasses, or mask, or your face

is significantly different due to heavy makeup or beard.

• When there are fingerprints or foreign substances on the front of the

camera lens, or your device cannot detect your face due to excessively bright or dark conditions.

Enhancing the face

Custom-designed Features 13

Registering facial data

Before using the face recognition feature, register your facial data on your device.

Tap Settings General Lock screen & security Face

Recognition.

• To use this feature, the screen lock must be set with a Pattern, PIN, or

Password.

• When the screen lock is not set, register the data by following the

on-screen instructions. See

Raise your device in the front of your eyes.

• Register your face in a room that is not too bright or dark.

• Position your entire face inside the guideline on the screen, and then

adjust it by slowly moving up, down, left, or right.

When the face registration is done, tap OK.

Setting a screen lock

for details.

Unlocking the screen with your face

You can unlock the screen with your face instead of a Pattern, PIN, or Password.

Tap Settings General Lock screen & security Select

screen lock.

Unlock the screen according to the specified method.

Tap Allow face recognition to unlock the screen with your face.

Custom-designed Features 14

Improving the face recognition

You can add facial data in various conditions to improve face recognition.

Tap Settings General Lock screen & security Face

Recognition.

Unlock the screen according to the specified method.

Select Improve face recognition.

When the face registration is done, tap OK.

Deleting facial data

You can delete the registered facial data and register it again if the face recognition does not work properly.

Tap Settings General Lock screen & security Face

Recognition.

Unlock the screen according to the specified method.

Select Delete face to delete the facial data.

Unlocking the screen with your face when the screen is turned off

With the screen turned off, raise the device in front of your face to unlock the screen.

To deactivate this feature, follow the instruction below.

Tap Settings General Lock screen & security Face

Recognition.

Unlock the screen according to the specified method.

Tap Allow when screen is off to deactivate the feature.

• The face recognition feature is available only when the screen is

locked.

Custom-designed Features 15

Swiping to unlock after face recognized

After your device recognizes your face, you must swipe the screen to unlock.

Tap Settings General Lock screen & security Face

Recognition.

Unlock the screen according to the specified method.

Tap Swipe to unlock after face recognized to activate the

feature.

Enhancing the face recognition

You can prevent your device from being unlocked by photos, images, or videos.

Tap Settings General Lock screen & security Face

Recognition.

Unlock the screen according to the specified method.

Tap Advanced face recognition to activate the feature.

• Face recognition speed may decrease when you activate this feature.

Custom-designed Features 16

Multi-tasking feature

Multi-Window

You can use two apps at the same time by separating the screen into multiple windows.

Tap from the Home touch buttons.

• Recently-used apps appear.

Tap 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:

Touch and hold while using an app.

• Recently-used apps appear on the split screen.

Tap at the top of the desired app to use the Multi-Window feature.

• The selected app appears at the bottom of the screen.

Custom-designed Features 17

• To deactivate the Multi-Window feature, touch and hold on the

Home touch button.

• To adjust the size of the split screen, drag

screen.

• The Multi-Window feature is not supported by some LG apps and apps

downloaded from Play Store.

at the center of the

Overview screen

The Overview screen provides a preview of your recently-used apps. To view the list of recently-used apps, tap

• 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 each app preview.

on the Home touch buttons.

at the top of

Custom-designed Features 18

Basic Functions

Product components and accessories

The following items are included with your device.

• Device

• USB cable

• Charger

• The items supplied with the device and any available accessories may

vary depending on the area and service provider.

• Do not use unapproved USB cables or chargers with your device. The

LG limited warranty does not cover damage caused by the use of third party accessories.

• 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.

• Quick Start Guide

• Ejection pin

Basic Functions 20

Parts overview

Microphone

Front camera lens

Volume keys (+/-)

Google Assistant keys

Nano-SIM/Memory card

Stereo headset jack Charger/USB cable port

Fingerprint sensor

tray

Flash

Proximity/Ambient light sensor

Earpiece

Power/Lock key

Touch screen

Rear camera lens

Speaker Microphone

Basic Functions 21

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.

• 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.

• Fingerprint sensor

- Turn on the fingerprint recognition feature to simplify the process

of unlocking the screen. See

Fingerprint recognition overview

details.

for

Basic Functions 22

• Some functions may be restricted for access, depending on the device

Good example

Bad example

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.

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.

Do not cover the microphone.Microphone

Basic Functions 23

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.

Restarting the device

When the device is not working properly or does not respond, restart it by following the instructions below.

Press and hold the Power/Lock key and the Volume Down key at the

same time until the power is turned off.

When the device restarts, release the key.

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.

Basic Functions 24

Installing the SIM card and memory card

Insert the SIM card provided by your mobile service provider to start using your device.

• Be careful with the ejection pin since it has a sharp edge.

Insert the ejection pin into the hole on the card tray.

Pull out the card tray.

Basic Functions 25

Put the SIM card (and a memory card; optional-sold separately) on the

card tray with the gold-colored contacts facing downwards.

for SIM card

Insert the card tray back into the slot.

for memory card

Basic Functions 26

• This device supports only Nano SIM cards.

• For problem-free performance, it is recommended to use the device

with the correct type of SIM card. Always use a factory-made SIM card supplied by the service provider.

• Do not lose your SIM card. LG is not responsible for damage and other

issues caused by loss or transfer of a SIM card.

• Be careful not to damage the SIM card when you insert or remove it.

• When you insert the card tray back into the device, insert it horizontally

in the direction of arrow as shown in the figure. Make sure that the card placed on the card tray does not move out of its position.

• Frequent writing and erasing of data may shorten the memory card

lifespan.

• 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.

Removing the memory card

Unmount the memory card before removing it for safety.

Tap Settings General Storage .

Insert the ejection pin into the hole in the card tray and then pull out

the card tray from the device.

Remove the memory card from the card tray.

Insert the card tray back into the slot.

• 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.

Basic Functions 27

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.

Charging cable terminal

USB cable

USB port

• Ensure that the inside of the device does not make contact with a

metallic object or water.

• Do not charge while the device or charging cable is wet or contains

moisture. This can cause fire, electric shock, injury or damage to device. If there is moisture, stop using the device immediately and remove the moisture completely.

• Do not use unapproved USB cables or chargers with your device. The

LG limited warranty does not cover damage caused by the use of third party accessories.

• Using the device when it is charging may cause electric shock. To use the

device, stop charging it.

• Remove the charger from the power socket after the device is fully

charged. This prevents unnecessary power consumption.

• Another way to charge the battery is by connecting a USB cable

between the device and a desktop or laptop computer. This may take a longer time than plugging the adapter to a wall outlet.

• Do not charge the battery by using a USB hub that is unable to maintain

the rated voltage. Charging may fail or unintentionally stop.

Basic Functions 28

Using the battery efficiently

Battery lifespan may decrease if you keep many apps and functions running simultaneously and continuously.

Stop apps and functions from running in the background to increase battery life.

To minimize battery consumption, follow these tips:

• Turn off the Bluetooth

them.

• Set the screen timeout to as short a time as possible.

• Minimize the screen brightness.

• Set a screen lock when the device is not in use.

• Check the battery level while using any downloaded apps.

or Wi-Fi network function when not using

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.

Basic Functions 29

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