Zte Z557 User manual

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ZTE Z557
USER GUIDE

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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 © 2018 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 www.ztedevices.com) for more
information on self-service and supported product models.
Information on the website takes precedence.
Disclaimer
ZTE Corporation expressly disclaims any liability for faults and
damages caused by unauthorized modifications of the software.

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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; Oreo is a trademark of
Mondelez International, Inc. group.
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.
microSDHC Logo is a trademark of SD-3C, LLC.
Qualcomm®Snapdragon™ processors are products of Qualcomm
Technologies, Inc.
Qualcomm and Snapdragon are trademarks of Qualcomm
Incorporated, registered in the United States and other countries.
Used with permission.
Other trademarks and trade names are those of their respective
owners.
Version No.: R1.0
Edition Time: May 21, 2018

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Contents
About This Manual .................................................................... 2
Contents ....................................................................................... 4
Getting Started......................................................................... 10
Getting to Know Your Phone .................................................... 10
Knowing the Keys..................................................................... 12
Installing the nano-SIM Card .................................................... 13
Installing a microSDHC™ Card (Not Included)......................... 15
Installing the Battery (Included) ................................................ 16
Charging the Battery................................................................. 16
Extending the Battery Life......................................................... 18
Powering Your Phone On/Off ................................................... 19
Setting Up Your Phone for the First Time................................. 19
Locking/Unlocking the Screen and Keys .................................. 19
Using the Touch Screen ........................................................... 20
Getting to Know the Home Screen ........................................... 22
Personalizing............................................................................. 24
Changing the System Language .............................................. 24
Setting the Date and Time........................................................ 24
Changing the Ringtone, Notification and Alarm Sound............. 25
Turning System Sounds On/Off................................................ 25
Adjusting Volumes.................................................................... 26
Switching to Vibration or Silent (Do Not Disturb) Mode ............ 26
Setting Silent (Do Not Disturb) Mode Preferences ................... 27
Applying New Wallpapers......................................................... 28

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Changing Screen Brightness .................................................... 28
Protecting Your Phone With Screen Locks............................... 29
Protecting Your Phone With Encryption.................................... 30
Protecting Your Phone With Screen Pinning ............................ 32
Knowing the Basics ................................................................ 34
Monitoring the Phone Status .................................................... 34
Managing Notifications ............................................................. 35
Managing Shortcut Icons.......................................................... 38
Organizing With Folders ........................................................... 38
Rearranging the Primary Shortcuts........................................... 39
Entering Text ............................................................................ 40
Editing Text............................................................................... 44
Opening and Switching Apps.................................................... 45
Uninstalling an App................................................................... 46
Connecting to Networks and Devices .............................. 47
Connecting to Mobile Networks................................................ 47
Connecting to Wi-Fi®................................................................ 48
Using Wi-Fi Direct..................................................................... 52
Connecting to Bluetooth®Devices............................................ 53
Connecting to Your Phone via USB.......................................... 56
Using the microSDHC Card as Portable or Device Storage ..... 57
Sharing Your Mobile Data Connection...................................... 61
Connecting to Virtual Private Networks .................................... 64
Phone Calls................................................................................ 66
Placing and Ending Calls.......................................................... 66
Answering or Rejecting Calls.................................................... 67