Zte Roamer(Life) [4/34] Table of contents

Zte Roamer(Life) [4/34] Table of contents
Table of Contents
Screen
How to change the wallpaper? ··································································· 1
How to adjust the delay before the screen automatically enters
sleep mode? ································································································ 1
How to disable the screen auto-rotation function? ······························· 1
How to adjust the screen brightness? ························································ 1
How to set the animation effects? ······························································ 2
What to do when the touch screen responds slowly and causes
misoperations? ······························································································ 2
How to set the phone to stay awake during the charging process?·· 2
Ringtone
How to quickly disable the ringtone and enable vibration? ············· 3
How to set the ringtone? ············································································ 3
How to set a particular ringtone for a contact? ···································· 3
How to disable the virtual touch tones? ················································ 3
How to disable the vibration feedback? ·················································· 4
Why don’t the alarms sound? ································································· 4
Calling
How to dial a phone number in a text message or save the
number in the phone? ······················································································ 5
How to make a three-way (multi-way) call? ················································ 5
What is speed dial? ······························································································ 6
How to enter the letter P or W while dialing? ············································ 6
What is an Internet Call? ···················································································· 7
What is domestic dialing? ·················································································· 7
How to use the Internet calling function? ···················································· 8
How to remove the echo during a call? ······················································· 8
How to improve the call quality? ····································································· 9
What to do when I cannot place or receive a call? ··································· 9
Messaging
What is the maximum length of a text message? ··································· 10
How to send a message to a contact group? ··········································· 10
What to do when I cannot send or receive multimedia messages? ··· 11
How to disable automatic reception of multimedia messages? ········· 11
Contacts
How to back up and restore contacts? ··························································· 12
How to set multiple numbers for a contact? ················································ 12
How to add or delete contacts in batches? ··················································· 13
How to display the contacts of a particular type? ······································· 13
Input Method
How to install a third-party input method? ················································ 14
How to switch to another input method? ··················································· 14
What are common input methods? ······························································ 14
Mobile Network
What are the factors that cost large amounts of data traffic? ············· 15
How to save the data traffic? ············································································· 16
Why is an amount of traffic consumed when I enable the data access
function? ·················································································································· 17
How to enable or disable the mobile network connection? ··················· 17
How to set the mobile network access point (APN)? ····························· 18
Wi-Fi Network
Is Wi-Fi disconnected when the cell phone is in sleep mode? ············ 19
How to avoid unwanted network disconnection during
downloading(avoid Wi-Fi sleep)? ······························································· 19
After the cell phone is connected to a Wi-Fi network, will the
phone automatically switch to other networks when the Wi-Fi
signal is weak? ···································································································· 20
How to connect to a hidden Wi-Fi network? ·········································· 20
What is a portable Wi-Fi hotspot? ······························································· 21
When the cell phone acts as a portable Wi-Fi hotspot, how to
limit the number of users that access my cell phone? ··························· 21
How to configure the static IP address for a Wi-Fi network? ·············· 22
How to view the MAC address of the cell phone? ··································· 22
How to configure a Virtual Private Network (VPN)? ····························· 23
Browser
How to set a preferred browser as the default Internet browser? ····· 23
How to change the default browser? ·························································· 24
How to open and view multiple windows in the browser? ·················· 24
Is there a limit on the maximum number of windows that can
be open in the browser? ················································································ 24
How to change the default search engine? ············································ 25
How to delete the browsing history in the browser? ·························· 25
Why the web pages cannot be displayed when the phone is
connected to the Internet? ············································································· 25
Bluetooth
How to transmit files via Bluetooth? ··························································· 26
How many Bluetooth devices can be paired with one phone? ··········· 26
Why my phone cannot be discovered by other devices when
Bluetooth is turned on? ··················································································· 26
How to change the Bluetooth device name? ··········································· 27
What to do when two Bluetooth devices cannot be connected? ······ 27
How to connect to a Bluetooth earphone? ················································ 28
Navigation
Is there any charge for using the GPS or A-GPS? ···································· 28
How to use the Global Positioning System (GPS) on the cell
phone? ················································································································· 29
What to do when the GPS signal is weak or there are no
GPS signals? ······································································································· 29
Picture Taking & Video Shooting
Where are the pictures and videos saved? ················································ 30
Can the phone’s camera sense the light environment and
automatically adjust settings? ····································································· 30
How to install a third-party camera application? ··································· 30
Applications
How to uninstall an application from the cell phone? ··························· 31
How to view the running applications and close unused
applications? ········································································································ 31
How to enable automatic update for applications? ······························· 31
Can pre-installed (network operator customized) applications
be removed? ······································································································· 32
How to install an application on the microSD card? ······························ 32
How to install an application downloaded on the PC to the
cell phone? ··········································································································· 33
How to view and edit Microsoft Office files, such as Word, Excel,
and PowerPoint files? ······················································································· 33
How to check the available storage space? ·············································· 33
How to save the internal storage space? ··················································· 34
Why cant some files be played or viewed? ··········································· 34
How to enable USB debugging? ·································································· 35
How to add a Google account? ··································································· 35
How to enable or disable synchronization between the cell
phone and your Google account? ································································ 35
Can I change the primary Google account on the cell phone? ·········· 36
How to synchronize the contacts, email, and calendar data
to the Google server? ······················································································· 36
Play Store
How to set the Google account to be used for Google Play? ·············· 37
What to do when the application downloading process is stuck in
“Preparing to download” status? ······························································ 38
What to do when the “Download unsuccessful” message is
displayed? ············································································································· 39
How to update downloaded applications? ··············································· 39
What to do when the download process does not start for a long
time after a request is sent for downloading an application from
Google Play? ········································································································ 40
How to search a previously bought application? ···································· 41
Why do the applications in My Apps disappear? ···································· 42
Security Settings
How to set the entered password to be invisible? ·································· 42
Can other screen unlock methods be set for the phone
besides the unlock pattern? ··········································································· 43
What to do when I forget the unlock pattern? ·········································· 43
System Updates
How to update the phones system using the microSD card? ········· 44
What is Firmware Over-the-Air (FOTA) update? ······································ 44
How to view the phones version information? ···································· 44
How to reset the phone to the factory defaults? ···································· 45
Why the actual internal storage is less than the size described
in the product specifications? ······································································· 45
What is the function of safe mode? ····························································· 46
How to enter safe mode? ················································································ 46
What to do when the system is down or restarts during
normal use? ······························································································· 47
Battery and Charging
How to view the battery level on the phone? ································· 47
How to view the charging status on the phone? ··························· 48
How to extend the battery life between charges? ························ 48
Why does the phone heat up in normal use or in the
charging process? ··················································································· 49
Why does a smartphone’s battery last a lot shorter
than that of a feature phone? ······························································· 49
Common Knowledge
What is PIN, PIN2 and PUK? ·································································· 50
What is Root access? ·············································································· 51
How to view the SAR value of the cell phone? ······························· 51
How to view the IMEI/MEID of the cell phone? ······························ 52
What is safe mode? ················································································· 52
What is the gravity sensor inside the phone? ································ 53
What is ROM? ··························································································· 53
What is RAM? ···························································································· 54
What is an IP address? ··········································································· 54
What is SSID? ···························································································· 54
Table of Contents

Содержание

Скачать