LG K4 User manual

MFL69829001 (1.0) www.lg.com
ENGLISH
USER GUIDE
LG-M151

1
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.
Ţ Always use genuine LG accessories. The supplied items are designed
only for this device and may not be compatible with other devices.
Ţ This device is not suitable for people who have a visual impairment due
to the touchscreen keyboard.
Ţ Descriptions are based on the device default settings.
Ţ 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these apps may be withdrawn without prior notice.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 a
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service provider.
Ţ Modifying the device’s operating system or installing software from
unofficial sources may damage the device and lead to data corruption
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void your warranty.
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subject to change without prior notice.
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your device are licenced 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.
Ţ Additional charges may incur for data services, such as messaging,
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your service provider to obtain additional details.
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2About this user guide
Instructional notices
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parties.
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device.
NOTE: Notices or additional information.

3
Table of contents
01
Custom-designed
Features
6 quick share
7 QuickMemo+
9 Do not disturb
9 Ringtone ID
02
Basic Functions
11 Product components and
accessories
12 Parts overview
14 Turning on or off the power
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battery
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18 Optimizing battery life
19 Inserting the memory card
20 Removing the memory card
20 Touch screen
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34 Device encryption
35 Memory card encryption
36 Taking screenshots
37 Entering text
03
Useful Apps
44 Installing and uninstalling apps
45 Uninstalled apps
46 Phone
49 Messaging
 $BNFSB
56 Gallery
58 File Manager
58 Weather
59 Music
 $MPDL
 $BMDVMBUPS
61 Tasks
62 Voice Recorder
62 FM Radio

4Table of contents
62 Downloads
63 Email
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 $BMFOEBS
68 LG Backup
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69 Google apps
04
Phone Settings
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72 Networks
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81 Display
82 General
05
Appendix
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90 LG Bridge
91 Phone software update
93 FAQ
 "OUJ5IFGU(VJEF
97 More information
06
For Your Safety
07
Safety Guidelines
122 LIMITED WARRANTY
45"5&.&/5

Custom-designed
Features
01

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quick share
You can share a photo or video to the app you want immediately after
taking them.
1 Tap , then take a photo or record a video.
2 Drag the quick share icon that appears after taking a picture or
recording a video, and select an app to share it.
Alternatively, tap and hold the Preview icon that appears after taking a
picture or recording a video, and drag it to the quick share icon.
Ţ The app displayed by the quick share icon may vary, depending on the
type and frequency of access of the apps installed on the device.

$VTUPNEFTJHOFE'FBUVSFT 7
QuickMemo+
QuickMemo+ overview
You can make creative notes by using a variety options on this advanced
feature of notepad, such as image management and screenshots, which
are not supported by the conventional notepad.
Creating a note
1 Tap QuickMemo+.
2 Tap to create a note.
Ţ : Undo the last action.
Ţ : Redo the last action you undid.
Ţ : Enter a note by using the keypad.
Ţ : Write notes by hand.
Ţ : Erase handwritten notes.
Ţ : Zoom in or out, rotate or erase the parts of a handwritten note.
Ţ : Access additional options, including sharing and locking notes,
changing the note pad style and inserting content.
3 Tap Done to save the note.
Writing notes on a photo
1 Tap QuickMemo+ .
2 Tap to take a photo, then tap OK.
Ţ The photo is automatically attached into the notepad.
3 Freely write notes on the photo.
4 Tap Done to save the note.

$VTUPNEFTJHOFE'FBUVSFT 8
Writing notes on a screenshot
1 While viewing the screen you want to capture, drag the status bar
downwards and then tap Capture+.
Ţ The screenshot appears as the notepad background theme. Memo
tools appear at the top of the screen.
2 Take notes on the captured screen.
Ţ To crop and save a portion of the screen, tap and specify a
portion with the crop tool.
Ţ To attach a screenshot to the notepad, tap .
3 Tap Done and save the notes to the location you want.
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Ţ To save notes in the same location all the time, select the Use as
default app checkbox and select an app.
Managing folders
You can view notes grouped by the type of the notes.
1 Tap QuickMemo+.
2 At the top of the screen, tap and select a menu item:
Ţ All memos: View all notes saved in QuickMemo+.
Ţ My memos: View notes created by QuickMemo+.
Ţ Capture+: View notes created by Capture+.
Ţ Photo memos: View notes created by .
Ţ Trash: View deleted notes.
Ţ New category: Add categories.
Ţ : Rearrange, add or delete categories. To change the name of a
category, tap the category.
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time. Disabled folders are enabled and appear when they contain at
least one related note.

$VTUPNEFTJHOFE'FBUVSFT 9
Do not disturb
You can limit or mute notifications to avoid disturbances for a specific
period of time.
1 Tap Settings Sound & notification Do not disturb and then
drag to activate it.
2 Tap Sounds and vibrations and select the mode you want:
Ţ Priority only: Receive sound or vibrate notifications for the selected
apps. Even when Priority only is turned on, alarms still sound.
Ţ Total silence: Disable both the sound and vibration.
Ringtone ID
You can set the device so that it plays an automatically composed
ringtone for each incoming call from the selected contacts. This function
is useful because you can know who are calling you by only hearing the
ringtone.
1 Tap Settings Sound & notification Ringtone ID and then
drag to activate it.
2 Tap Compose ringtones for and select the desired option.
Ţ The default ringtone plays for incoming calls from contacts except for
the selected contact.

Basic Functions
02

Basic Functions 11
Product components and
accessories
Make sure that none of the following items are missing:
Ţ Device
Ţ Battery
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Ţ $IBSHFS
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Ţ The items described above may be optional.
Ţ The items supplied with the device and any available accessories may
vary depending on the area and service provider.
Ţ Always use genuine LG Electronics accessories. Using accessories made
by other manufacturers may affect your device's call performance or
cause malfunctions. This may not be covered by LG's repair service.
Ţ If any of these basic items are missing, contact the dealer from which
you purchased your device.
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$FOUSF
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available dealers.
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Ţ The appearance and specifications of your device are subject to change
without notice.

Basic Functions 12
Parts overview
Volume Keys
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4FOTPS
Earpiece
Microphone
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)FBETFU+BDL
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Power/Lock Key
Flash
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Microphone

Basic Functions 13
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Proximity sensor: 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 analyses the ambient
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Ţ Volume Keys
Adjust the Volume for ringtones, calls or notifications.
Gently press a Volume key to take a photo. To take continuous shots
of photos, press and hold the Volume key.
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when the screen is locked or turned off. Press the Volume Up (+) key
twice to launch Capture+.
Ţ 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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specifications.
Ţ Do not put heavy objects on the device or sit on it, as this may damage
the screen.
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sensor.
Ţ If your device is wet or is being used in a humid place, the touch sensor
or buttons may not function properly.

Basic Functions 14
Turning on or off the power
Turning on the power
When the power is turned off, press and hold the Power/Lock Key.
Ţ 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 off the power
Press and hold the Power/Lock key, then select Power off.
Power control options
Tap and hold the Power/Lock Key, then select an option.
Ţ Power off: Turn off the device.
Ţ Power off and restart: Restart the device.
Ţ Turn on Airplane mode#MPDLUFMFDPNNVOJDBUJPOSFMBUFEGVODUJPOT
including making phone calls, messaging and browsing the Internet.
Other functions remain available.

Basic Functions 15
Installing the SIM card and battery
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included battery.
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1 To remove the back cover, hold the device firmly in one hand. With your
other hand, lift off the back cover with your thumbnail as shown in the
figure.

Basic Functions 16
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sure the gold contact area on the card is facing downward.
3 Insert the battery.

Basic Functions 17
4 To replace the cover onto the device, align the back cover over the
battery compartment and press it down until it clicks into place.
Charging the battery
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charge the battery. A computer can also be used to charge the battery by
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unapproved chargers, batteries or cables, it may cause battery charging
delay. Or this can cause the battery to explode or damage the device,
which are not covered by the warranty.

Basic Functions 18
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
Ţ Turn off radio communications when you are not using. If you are
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®
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Ţ Reduce screen brightness and set a shorter screen timeout.
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applications.
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Ţ While using downloaded applications, check the battery charge
level.

Basic Functions 19
Inserting the memory card
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not be compatible with your device, depending on the memory card
manufacturer and type.
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use an incompatible card, it may damage the device or the memory card,
or corrupt the data stored in it.
1 Remove the back cover.
2 *OTFSUBNFNPSZDBSEXJUIUIFHPMEDPMPVSFEDPOUBDUTGBDJOH
downwards.
3 Replace the back cover.