Quick Start Guide
LG Harmony
™
3
Getting to know your
LG Harmony
™
3
Proximity
sensor
Front-facing
camera
Status and
notification
bar
Touch
screen
Power/
Lock Key
Recent
apps key
Back key
Assistant
Key
Headset port
Microphone
Charging/data port
LED Flash
Device color may vary.
Volume up/
down key
Rear
camera
Fingerprint sensor
Home key
(press and
hold for
Assistant)
Microphone
Earpiece
Phone setup
Inserting the nano-SIM card
& microSD
™
card
1. At the bottom left-hand side of the
device, poke the SIM Card Slot remover
(included) into the hole until the card
slot releases. Pull completely out.
2. Insert the nano-SIM card into the
slot as shown with the gold-colored
contacts facing down.
3. Insert the microSD card (optional) into
the microSD slot as shown with the
gold-colored contacts facing down.
4. Insert the card slot back into the phone.
5. Charge your phone.
1
2
3
4
Touch screen
Using the touch screen
• Use your fingertip to lightly
touch the screen.
• Tap, drag, or slide your finger
up, down, left, and right on
the touch screen to perform
different functions.
• To return to the previous
screen, tap the
Back key
.
• Press the
Home key
at
any time to return to the
main home screen.
• Tap the
Recent apps key
to view and access a list of
apps you’ve recently used.
Notification panel
Quickly view alerts such as new
messages and emails, recent
calls, software update and
more on the Notification panel.
• Swipe down from the top of
any home screen to access
the Notification panel. Swipe
down one more time to
reveal additional options.
• Clear individual notifications
by swiping left or right on
the alert, or tap
CLEAR ALL
to remove all notifications.
Customizing home screens
Personalize your home screen with apps,
widgets, and wallpapers. Tap and hold a
blank part of the home screen to access
customization options.
Fingerprint Sensor
How to set up
• Access Settings > General >
Lock screen & security
.
• Select
Fingerprints
and hit
NEXT
to add your fingerprint.
• A second way to unlock
your phone is required.
Choose from available
options.
• Scan your fingerprint
by placing your finger
on the Rear Key. Lift and
move slightly until it is fully
registered.
• Tap
ADD MORE
or
OK
to finish.
Calls and voicemail
To experience Cricket HD Voice, both callers must have a
compatible HD Voice capable smartphone and make the call
over Cricket’s LTE Network or a compatible network. Cricket’s
LTE coverage is not equivalent to its overall network coverage.
HD Voice calls made on a compatible device and on the LTE
network may not experience an HD Voice connection at times
of network congestion. Other carriers’ networks may interoperate
with Cricket’s LTE network to support an HD Voice call.
HD Voice Capable
Enjoy crystal clear
conversations with HD Voice!
Make a Call
1. From the home screen, tap
.
2. Enter a phone number
with the dial pad, or tap
Contacts
to select a
contact from the list.
3. Tap to place the call.
Use call waiting
With call waiting, you can take two calls at
once.
1. While on a call, you will hear a tone if
another call comes in.
2. Tap Answer and swipe in any direction
to receive the call. Your current call will
automatically be placed on hold, and both
calls will be listed on screen.
3. Simply tap a call in the list to make it active.
Check voicemail
1. From the home screen, tap
Phone
.
2. From the Phone app Dial screen, tap
Voicemail
.
More information
On the web
Detailed support information, including device
specifications and the full user manual,
is available at www.cricketwireless.com/
support/devices.
On the phone
• Call Customer Care at 1-855-246-2461 or
• Dial 611 from your phone
Accessories
Cricket offers a full line of accessories. For more
information, go to www.cricketwireless.com/
shop/ accessories or visit your local Cricket
retailer.
Product meets FCC Radio Frequency Exposure Guidelines—FCC
ID ZNFX420AS8. This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions: (1) this device
may not cause harmful interference, and (2) this device must
accept any interference received, including interference that
may cause undesired operation. Copyright © 2019 LG Electronics
U.S.A., Inc. ALL RIGHTS RESERVED. LG and the LG logo are registered
trademarks of LG Corp. Harmony is a trademark of LG Electronics,
Inc. Changes or modifications that are not expressly approved
by LG Electronics U.S.A., Inc. for compliance could void the user’s
authority to operate this equipment. All features, functionality, and
other product specifications are subject to change without notice.
Screen shots are simulated and subject to change.
© 2019 Cricket Wireless LLC. All rights reserved. Cricket and the
Cricket logo are registered trademarks under license to Cricket
Wireless LLC.
MBM67258501 Printed in Vietnam
Useful features
Cricket services
These services make using Cricket even better
and easier!
My Cricket
: Access billing, make a
quick payment, view usage, and
access support from the palm of
your hand
Visual voicemail
: Quickly view,
access, and play back your
voicemail messages. Easily save
important numbers to your Favorites
list and respond to messages by
calling back or texting.
Additional services
theScoop
: Get news, local weather,
sports scores, entertainment and
more right to your phone.
App shortcuts
Save steps using app shortcuts
directly from your home screen.
1. Press and hold an
app to open the list of
functions.
2. Select the function
you would like and
you are immediately
taken to it!
Email setup
1. From the home screen,
swipe left once then tap
Essentials
folder, tap
.
2. Select an email provider.
3. Enter the email address
and password and then tap
NEXT
.
4. Once your email has
synced with your phone, tap
DONE
. You can now read
and send emails.
Create and send an
email message
1. From the home screen,
swipe left once then tap
Essentials
folder, tap
.
2. To compose a new
message, tap
Compose
.
3. Tap the
To
field and enter
an email address or name,
or tap
Contacts
to select
a contact from the address
book.
4. Enter a subject and
message.
5. To attach files, tap
ATTACH
and follow on-screen
instructions.
6. Tap
SEND
.
Text and picture
messaging
Send a text message
1. From the home screen, tap
Messaging
.
2. Tap
Compose
to begin a
new message.
3. In the To field, enter a
number or a contact name,
or tap
Contacts
to select
a contact from the address
book.
4. Tap the
Enter message
field
and enter your text.
5. Tap
Send
.
Send a picture message
1. Follow steps 1- 4 above.
2. Tap
Attach
.
3. Tap
Image
and select a
picture, or choose another
file to attach.
4. Tap
Send
.
Photos and video
Don’t just capture the moment; share it!
Take a picture
1. From the home screen, tap
.
2. Tap to adjust your
camera settings. Zoom in
and out by pinching with
your fingers on the screen.
3. To take a photo, tap or
press a
Volume key.
Record a video
1. From inside the camera
app, tap to adjust video
settings.
2. To begin recording, tap .
3. You can snap a photo while
recording video by tapping
.
4. Tap to pause recording,
and to resume.
5. Tap to stop recording.
Share a picture or video
1. From the home screen, tap
> .
2. Tap an album and then tap
a photo or video.
3. Then tap and select an
option for sharing.
To quickly launch the camera
when the screen is off, quickly
double press the down volume
key.
Phone management
Manage your memory and battery usage with
these built-in tools.
Smart Cleaning
Make the most of your memory
by letting Smart Cleaner clear
out old and unneeded files.
1. From the home screen,
swipe left once then tap
Management
folder.
2. Tap
Smart Cleaning
.
3. Tap
Optimize Phone
.
Alternatively, you can access
Smart Cleaning inside the
Settings
app under
General
Tab.
Battery Saver
Extend the battery life by
optimizing peformance.
1. Inside Smart Cleaning app,
tap
Battery Saver
.
2. Tap either
Extended
mode
or
Maximum
mode to help
extend your battery life.*
* Above image
is for illustrative
purposes only.