LG LMX420MM - User Manual

LG LMX420MM

LG LMX420MM Cell Phone – User Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

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Table of Contents:

  • Page 2 – About this user guide
  • Page 3 – Instructional notices
  • Page 4 – Useful Apps; Table of contents; Features; Basic Functions
  • Page 5 – Settings; For Your Safety
  • Page 7 – QLens
  • Page 9 – Google Assistant overview; Sign in
  • Page 10 – Launching Google Assistant
  • Page 11 – Fingerprint recognition; Fingerprint recognition overview; Precautions for fingerprint recognition
  • Page 12 – Registering fingerprints
  • Page 13 – Managing fingerprints
  • Page 14 – Face Recognition; Face recognition overview; Precautions for face recognition
  • Page 15 – Registering facial data; Unlocking the screen with your face
  • Page 16 – Improving the face recognition
  • Page 17 – Swiping to unlock after face recognized
  • Page 18 – Multi-tasking feature
  • Page 19 – Overview screen
  • Page 22 – Parts overview
  • Page 25 – Turning the power on or off; Turning the power on; Restarting the device
  • Page 26 – Installing the SIM card
  • Page 28 – Inserting the memory card
  • Page 29 – Removing the memory card; Charging the battery
  • Page 30 – Using the battery efficiently
  • Page 31 – Touch screen; Tapping; Touching and holding
  • Page 32 – Dragging
  • Page 33 – Swiping; Pinching and spreading
  • Page 34 – Home screen; Home screen overview
  • Page 35 – Home screen layout
  • Page 36 – Changing the style of the Home touch
  • Page 37 – Changing the color of the Home touch; Hiding the Home touch buttons
  • Page 38 – Status icons
  • Page 39 – Notifications panel
  • Page 40 – Switching the screen orientation
  • Page 42 – Viewing the background theme; Moving apps on the Home screen
  • Page 43 – Using folders from the Home screen; Creating folders; Home screen settings
  • Page 44 – Screen lock; Screen lock overview
  • Page 46 – Precautions for the secure start-up feature
  • Page 47 – Secure lock settings
  • Page 48 – KnockON; Turning the screen on
  • Page 49 – Memory card encryption
  • Page 50 – Taking screenshots; Via a shortcut
  • Page 51 – Entering text; Using the Smart toolbar
  • Page 52 – Smart Tool; Using the Smart keyboard
  • Page 53 – Moving the cursor; Suggesting words
  • Page 54 – Changing the QWERTY keyboard layout; Customizing the keyboard height
  • Page 55 – Selecting a landscape keyboard mode; Splitting the keyboard
  • Page 56 – One-handed operation mode
  • Page 57 – Copy and Paste; Clip Tray
  • Page 58 – Content sharing; Playing content from another device; Viewing content from nearby devices; Connecting the devices; Searching for nearby devices
  • Page 59 – Sending or receiving files; Sending files
  • Page 60 – Do not disturb
  • Page 62 – Installing and uninstalling apps; Installing apps; Uninstalling with the touch and hold gesture; Uninstalling by using the settings menu; Uninstalling apps from the app store
  • Page 63 – Installing and uninstalling apps during the; App trash
  • Page 64 – App Shortcuts
  • Page 65 – Phone; Voice call; Making a call from the keypad; Making a call from the contact list; Answering a call
  • Page 66 – Rejecting a call; Viewing missed calls
  • Page 67 – Functions accessible during a call; Making a three-way calling
  • Page 68 – Viewing call records; Configuring call options; Messaging; Sending a message
  • Page 69 – Reading a message; Configuring messaging settings; Camera; Starting the camera
  • Page 70 – Changing the camera mode; Auto mode
  • Page 71 – Taking a photo; Recording a video
  • Page 72 – Additional options on the front camera
  • Page 73 – Various camera modes; Food; YouTube Live
  • Page 74 – Burst shot; Other useful features in the Camera app
  • Page 75 – Switching between cameras; Zoom in or out
  • Page 76 – Selfie shot; Gesture shot
  • Page 77 – Auto shot
  • Page 78 – Interval shot; Gesture view; Save as flipped
  • Page 79 – quick share
  • Page 80 – Gallery overview
  • Page 81 – Viewing photos; Writing a memo on the photo; Editing photos
  • Page 82 – Playing a video; Editing videos
  • Page 83 – Creating a movie; Deleting files
  • Page 84 – Adding files; Rearranging files; Adding file effects; Resetting the movie edits
  • Page 85 – Making a GIF
  • Page 86 – Sharing files; Chrome; Creating a note
  • Page 87 – Writing notes on a photo; Writing notes on a screenshot
  • Page 88 – Managing folders
  • Page 89 – Google apps
  • Page 91 – Contacts; Contacts overview; Adding new contacts
  • Page 92 – Searching for contacts; Contact list; Editing contacts; Deleting contacts; Adding favorites
  • Page 93 – Creating groups; Clock; Alarm; World clock
  • Page 94 – Stopwatch; Calendar; Calendar overview
  • Page 95 – Music
  • Page 96 – Calculator; Set up Email account
  • Page 97 – Audio Recorder; File Manager
  • Page 98 – Smart cleaning
  • Page 99 – LG SmartWorld
  • Page 101 – Connecting to a Wi-Fi network
  • Page 103 – Pairing with another device; Sending data via Bluetooth
  • Page 104 – Mobile data; Turning on mobile data; Call
  • Page 105 – Tethering; USB tethering
  • Page 106 – Mobile HotSpot; Mobile HotSpot turn off timer
  • Page 107 – Help; NFC; Android Beam
  • Page 108 – Sharing panel
  • Page 109 – LG AirDrive
  • Page 110 – Airplane mode
  • Page 111 – VPN; Adding VPN; Configuring VPN settings; Private DNS
  • Page 112 – Sound
  • Page 113 – Display
  • Page 114 – General; Lock screen & security
  • Page 116 – Battery
  • Page 117 – Storage
  • Page 118 – Accessibility
  • Page 120 – Google
  • Page 121 – Shortcuts; Update center
  • Page 125 – About phone
  • Page 126 – Appendix
  • Page 127 – LG Language Settings; LG Bridge; LG Bridge overview; LG Bridge functions
  • Page 128 – Installing LG Bridge on a computer; Phone software update; LG Mobile phone software update from the
  • Page 129 – LG Mobile Phone software update via
  • Page 131 – Open Source Software Notice; Regulatory information
  • Page 132 – Trademarks
  • Page 133 – Guide to data transfers
  • Page 134 – FAQ; Device overheats; Device overheats while it is in use.
  • Page 135 – Device overheats while charging.
  • Page 137 – Error messages appear when launching the camera; The photo quality is poor
  • Page 138 – Hangs or freezes; Restart the device; Bluetooth device is not located
  • Page 139 – A connection is not established when you connect the
  • Page 141 – Important Information; HAC Statement; FCC RF Exposure Information; WARNING! Read this information before operating the device.
  • Page 142 – Consumer Information about Radio Frequency; Are wireless devices safe?
  • Page 143 – What does “SAR” mean?; Can I minimize my RF exposure?
  • Page 144 – Do wireless devices pose any special risks to children?; Where can I get further information about RF emissions?
  • Page 145 – Consumer Information on SAR
  • Page 146 – Regulations for Wireless Devices
  • Page 148 – Caution! Avoid Potential Hearing Loss
  • Page 149 – TIA Safety Information; Electronic Devices
  • Page 151 – Blasting Areas; For Vehicles Equipped with an Air Bag
  • Page 152 – Safety Information
  • Page 153 – Charger and Adapter Safety
  • Page 154 – WARNING! Notice for Battery Replacement
  • Page 155 – General Notice
  • Page 156 – FDA Consumer Update; Do wireless devices pose a health hazard?
  • Page 157 – What kinds of devices are the subject of this update?
  • Page 158 – What are the results of the research done already?
  • Page 159 – What is the FDA doing to find out more about the possible
  • Page 160 – What has the FDA done to measure the Radio Frequency; What steps can I take to reduce my exposure to Radio
  • Page 161 – What about children using wireless devices?
  • Page 162 – Where can I find additional information?; Driving; 0 Driver Safety Tips
  • Page 166 – Limited Warranty – USA
  • Page 167 – HOW SERVICE IS HANDLED:
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USER GUIDE

Copyright ©2019 LG Electronics Inc. All rights reserved.

MFL71450901 (1.

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LM-X420MM

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Summary

Page 2 - About this user guide

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. • Always use genuine LG accessories. The supplied items are designed only for this device and may not be compatible with oth...

Page 3 - Instructional notices

2 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.

Page 4 - Useful Apps; Table of contents; Features; Basic Functions

3 43 Screen lock48 Memory card encryption49 Taking screenshots50 Entering text57 Content sharing59 Do not disturb 03 Useful Apps 61 Installing and uninstalling apps62 App trash63 App Shortcuts64 Phone67 Messaging68 Camera79 Gallery85 Chrome85 QuickMemo+88 Google apps90 Contacts92 Clock93 Calendar94 ...

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