Zte Blade A51 User manual

Blade A51
Telstra Essential Pro 3
User Manual

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About This Manual
Thank you for choosing this ZTE mobile device. In order to keep
your device in its best condition, please read this manual and
keep it for future reference.
Copyright
Copyright © 2021 ZTE CORPORATION
All rights reserved.
No part of this publication may be quoted, reproduced,
translated or used in any form or by any means, electronic or
mechanical, including photocopying and microfilm, without the
prior written permission of ZTE Corporation.
Notice
ZTE Corporation reserves the right to make modifications on
print errors or update specifications in this guide without prior
notice. This manual has been designed with the utmost care to
ensure the accuracy of its content. However, all statements,
information and recommendations contained therein do not
constitute a warranty of any kind, either expressed or implied.
Please refer to For Your Safety to be sure to use your phone
properly and safely. We offer self-service for our smart terminal
device users. Please visit the ZTE official website (at
https://www.ztedevices.com/) for more information on self-
service and supported product models. Information on the
website takes precedence.

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Disclaimer
ZTE Corporation expressly disclaims any liability for faults and
damages caused by unauthorized modifications of the software.
Images and screenshots used in this manual may differ from the
actual product. Content in this manual may differ from the actual
product or software.
Trademarks
ZTE and the ZTE logos are trademarks of ZTE Corporation.
Android™is a trademark of Google LLC.
The Bluetooth®word mark and logos are registered trademarks
owned by the Bluetooth SIG, Inc. and any use of such marks by
ZTE Corporation is under license.
microSDXC Logo is a trademark of SD-3C, LLC.
Other trademarks and trade names are those of their respective
owners.

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Instructional Icons
NOTE
Additional information, supplementary
instruction or tips for the operation of
the product.
CAUTION
Safety information that, if ignored,
may cause minor damage to the
equipment or service interruption.
WARNING
Safety information that, if ignored,
may cause serious damage to the
equipment or danger to personal
safety.
Version No.: R1.0
Edition Time: February 8, 2021

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Contents
Getting Started.......................................................10
Getting to Know Your Phone ............................................10
Knowing the Keys ............................................................13
Setting Up Your Phone.....................................................13
Charging the Phone.........................................................15
Powering On/Off ..............................................................17
Setting Up for the First Time.............................................17
Locking/Unlocking the Screen and Keys...........................18
Getting to Know the Home Screen ...................................19
Personalizing .........................................................20
Setting the Navigation Style .............................................20
Changing the System Language ......................................22
Switching to Vibration or Silent Mode ...............................22
Using Do Not Disturb Mode..............................................23
Choosing Your Wallpaper.................................................24
Using Dark Theme...........................................................25
Using Night Light..............................................................26
Knowing the Basics...............................................27
Phone Status Icons..........................................................27
Notification Icons..............................................................28
Using Quick Settings........................................................28
Opening and SwitchingApps............................................30

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Security...................................................................31
Protecting Your Phone With Screen Locks.......................31
Using Your Fingerprint .....................................................32
Protecting Your Phone With App Pinning..........................34
Connecting to Networks........................................36
Connecting to Mobile Networks........................................36
Connecting to Wi-Fi.........................................................37
Connecting to Devices ..........................................38
Connecting to Bluetooth Devices .....................................38
Connecting to Your Computer via USB.............................39
Sharing Files With Nearby Devices..................................40
Using USB On-The-Go (OTG) .........................................42
Sharing Your Mobile Data Connection Through
Tethering.................................................................43
Phone Calls ............................................................44
Placing Calls....................................................................44
Answering or Rejecting Calls ...........................................46
Using Options During a Call.............................................46
Managing Multi-party Calls...............................................48
Contacts .................................................................50
Adding a New Contact.....................................................50
Importing and Exporting Contacts....................................50
Setting a Ringtone for a Contact......................................51

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Setting Call Blocking........................................................52
Messages ...............................................................53
Sending a Message .........................................................53
Message Options.............................................................54
Camera ...................................................................56
Capturing a Photo............................................................56
Recording a Video............................................................58
UsingAI Scene Recognition.............................................59
Using Pro Mode...............................................................59
Using Other Camera Modes.............................................60
Gallery ....................................................................62
Opening Gallery...............................................................62
Sharing Your Photos or Videos.........................................62
Deleting Unwanted Photos or Videos ...............................62
FM Radio ................................................................63
Scanning for Channels.....................................................63
Listening to FM Radio ......................................................63
Voice Recorder.......................................................64
Recording a Voice Memo.................................................64
Playing a Voice Memo......................................................64
Trimming a Voice Memo...................................................65
Settings ..................................................................66
Network and internet........................................................66

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Connected Devices..........................................................68
Apps and notifications......................................................68
Battery.............................................................................70
Features..........................................................................71
Display............................................................................71
Sound..............................................................................72
Storage............................................................................72
Privacy............................................................................73
Location...........................................................................73
Security...........................................................................74
Accounts .........................................................................75
Accessibility.....................................................................76
Digital Wellbeing and Parental Controls ...........................76
Google ............................................................................77
System............................................................................77
About Phone....................................................................78
For Your Safety ......................................................79
General Safety.................................................................79
Radio Frequency (RF) Energy .........................................81
Distractions......................................................................81
Product Handling.............................................................83
Electrical Safety...............................................................88
Radio Frequency Interference..........................................89
Explosive Environments...................................................91
Technical Specifications .......................................93

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Battery Caution................................................................94
Proper Use.......................................................................94
Disposal of Your Old Appliance............................95

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Getting Started
Getting to Know Your Phone
Front camera
Touch screen
Earpiece
Volume key
Power key
Indicator light
nano-SIM/
microSDXC
card tray
Proximity &
light sensor

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* Supports CTIA headsets only.
Headset jack*
Dual-lens
camera
Speaker
Charging/
USB Type-C
jack
Flash
Fingerprint
sensor

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Knowing the Keys
Key
Function
Power key
Press and hold to power off or restart.
Press to turn off or on the screen display.
Volume key
Press or hold either end of the key to turn the
volume up or down.
NOTE:
You can use virtual keys or gestures to navigate your phone.
See Setting the Navigation Style.
Setting Up Your Phone
The nano-SIM card can be installed or removed while the phone
is turned on.
WARNING!
To avoid damage to the phone, do not use any other kind of SIM
cards, or any non-standard nano-SIM card cut from a SIM card.
You can get a standard nano-SIM card from your service
provider.

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1. Insert the tip of the tray eject tool into the hole on the card
tray.
CAUTION:
Never replace the included tray eject tool with sharp objects.
Ensure that the tray eject tool is perpendicular to the hole.
Otherwise, the phone may be damaged.

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2. Pull out the card tray and place a nano-SIM card on the right
slot and a microSDXC card (optional) on the left slot, as
shown. Carefully slide the tray back into place.
Charging the Phone
Your phone’s battery should have enough power for the phone
to turn on, find a signal, and make a few calls. You should fully
charge the battery as soon as possible.

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WARNING!
Use only ZTE-approved chargers and USB Type-C cables. The
use of unapproved accessories could damage your phone or
cause the battery to explode.
WARNING!
Do not remove the back cover. The battery is not removable.
Removal may cause fire or explosion.
1. Connect the adapter to the charging jack.

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2. Connect the charger to a standard AC power outlet. If the
phone is on, you’ll see a charging icon such as or
appear on the status bar.
3. Disconnect the charger when the battery is fully charged.
NOTE:
If the battery is extremely low, you may be unable to power on
the phone even when it is being charged. In this case, try again
after charging the phone for at least 20 minutes. Contact the
customer service if you still cannot power on the phone after
prolonged charging.
Powering On/Off
Press and hold the Power key to turn on your phone.
To power off, press and hold the Power key to open the
options menu, and touch >.
NOTE:
If the screen freezes or takes too long to respond, try pressing
and holding the Power key for over 10 seconds to restart the
phone.
Setting Up for the First Time
When you first power on your phone after you purchase it or
reset it to factory settings, you need to do some settings before
using it.
Select the language field and follow the on-screen prompts to

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set up your phone.
Locking/Unlocking the Screen and
Keys
Your phone allows you to quickly lock the screen and keys (put
the phone to sleep mode) when not in use and to turn the screen
back on and unlock it when you need it.
To lock the screen and keys:
To quickly turn the screen off and lock the keys, press the
Power key.
NOTE:
To save battery power, the phone automatically turns off the
screen after some time of inactivity. You will still be able to
receive messages and calls while the phone screen is off.
To unlock the screen and keys:
1. Press the Power key to turn the screen on.
2. Swipe up on the screen.
- or -
Swipe from to open the camera.
- or -
Touch a notification twice consecutively to open the related
app.
NOTE:

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If you have set a fingerprint, an unlock pattern, a PIN or a
password for your phone (see Using Your Fingerprint and
Protecting Your Phone With Screen Locks), you’ll need to use
your fingerprint, draw the pattern, or enterthe PIN/password to
unlock your screen.
Getting to Know the Home Screen
The home screen is the starting point for your phone’s
applications, functions, and menus. You can customize your
home screen by adding shortcuts and folders.
Extended Home Screen Panels
Your home screen is extendable, providing more space for
shortcuts and folders. After adding some extended panels, you
can simply swipe left on the home screen to see the extended
panels.
NOTE:
Swipe right on the default home screen to use Z-Board, which
provides services such as search, quick access, and news feeds
in real time.
To add a new home screen panel:
Touch and hold an item such as a shortcut or folder on the home
screen and drag it to the right edge of the screen to create a new
home screen panel and put the item on it.

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To remove an extended home screen panel:
Touch and hold an item on the panel and drag it to Remove at
the top. The panel will be deleted when you remove all items on
the panel.
Personalizing
Setting the Navigation Style
You can set the navigation style as virtual navigation or gesture
navigation.
Use Virtual Navigation
To enable virtual navigation:
1. Open Settings and touch Features > System navigation.
2. Select Virtual navigation.
NOTE:
Touch beside Virtual navigation to change the navigation
key layout, or turn on or off the concealable navigation bar. To
hide the navigation bar, switch off Always show navigation bar
and touch on the navigation bar. To display the navigation
bar again, swipe up from the bottom of the screen.
To use virtual navigation:
Touch (the Home key) to return to the home screen from
any application or screen.