4.8.2 How Do I Save Battery Power? ............................................................................................................63
4.8.3 How Do I Reduce My Data Traffic?.....................................................................................................63
4.8.4 My Phone Runs Very Slowly. What Can I Do?.....................................................................................63
4.8.5 Can I Uninstall Applications Customized by My Service Provider? ....................................................63
4.8.6 My Customized Wallpaper Automatically Stretches. Why? .................................................................64
4.8.7 How Can My Phone Enter the Recovery Mode? How Do I Restore Factory Settings?........................64
4.8.8 How Do I Increase My Phone Memory Space?....................................................................................64
4.8.9 How Do I Disable Touch Sounds? ........................................................................................................64
4.8.10 My Screen Turns Off Automatically. How Do I Turn It On?..............................................................64
4.8.11 How Do I Adjust the screen Brightness?.............................................................................................64
4.8.12 Does My Phone Support the Key Backlight Power Saver? ................................................................64
4.8.13 How Do I Enable or Disable Airplane Mode? ....................................................................................64
4.8.14 How Do I Use My Phone as a USB Mass Storage Device?................................................................64
4.9 What Is My Phone's CPU Frequency? I Used Software to Check My Phone's CPU Frequency and Find That
It Is Different from the Nominal One. Why? .......................................................................................................65
4.10 Does My Phone Support FM Radio?............................................................................................................65
4.11 Are My Phone's Antennas Embedded?.........................................................................................................65
4.12 Does My Phone Support Theme or Dynamic Wallpapers? ..........................................................................65
4.13 Does My Phone Support Video Chat?..........................................................................................................65
4.14 How Do I Enter and Quit Safe Mode? .........................................................................................................65
4.15 I Cannot View Streaming Media. Why?.......................................................................................................66
4.16 Is My Phone's Touchscreen Capacitive or Resistive?...................................................................................68
4.17 When I Use My Phone as a Modem, What OSs Does My Phone Support?.................................................68
4.18 Does My Phone Support Virtual Private Networks? ....................................................................................68
4.19 Can I Take a Screenshot? If Yes, How?........................................................................................................69
4.20 How Do I Use the Face Unlock Function?...................................................................................................69
4.21 Can I Scan a 2-Dimensional Barcode with My Phone? ...............................................................................69
4.22 Does My Phone Support 3D Speed Up? ......................................................................................................69
5Hardware.......................................................................................................................................70
5.1 What Functions Does the Front Camera Support? .........................................................................................70
5.2 Which Types of Headsets Can Work with the Phone?....................................................................................70
5.3 Does the Phone Support HDMI, TV-OUT, and OTG?...................................................................................70
5.4 Is the SIM Card Associated with My Phone? Does My Phone Support Hot Swapping of microSD Cards and
SIM Cards? ..........................................................................................................................................................70
5.5 What Are Meanings of Indicators on My Phone? ..........................................................................................70
5.6 What Are the Material, Texture (Forested or Highlighted), and Color of the Phone Back Cover? Does the
Back Cover Prevent Fingerprints? What Is the Material of the Phone Frame?....................................................72
5.7 What Are Developer Options and Their Functions?.......................................................................................72
5.8 Does the Phone Support Time Synchronization? ...........................................................................................73
5.9 My Phone Is Delivered with a 2 ACharger. Can the Phone Use a 1 ACharger?...........................................73
5.10 Does My Phone Support International Roaming? Is Any Special Setting Required? ..................................73
6FAQs...............................................................................................................................................74