User's Manual Part 1

CONTENTS

FCC ID:C89PRIME4PLUS

How Introduction............................................................................ - 4 -

Introduction phone keys ................................................................. - 4 -

Introduction widgets ........................................................................ - 4 -

Call History Features....................................................................... - 8 -

Paste the text / copy Features....................................................... - 9 -

Desktop Features .......................................................................... - 11 -

Music Function............................................................................... - 13 -

FM function..................................................................................... - 14 -

Bluetooth Function......................................................................... - 15 -

Wi-Fi Features................................................................................ - 15 -

Flight mode Function..................................................................... - 15 -

Black unlock ................................................................................... - 16 -

Restore to factory default ............................................................. - 16 -

Storage Settings .......................................................................

..... - 16 -

English language switching phone ............................................. - 17 -

Replacement mobile phone input method ................................. - 17 -

Android phone data cable links ................................................... - 17 -

Introduce cross-screen display.................................................... - 18 -

Browser Features .......................................................................... - 18 -

1. How to turn off the software running in the background too much- 19

2. How to quickly set up Email..................................................... - 19 -

3. How do I view the capacity of SD card case......................... - 19 -

4. Ho

w to save electricity.............................................................. - 19 -

5. How lock screen, to prevent others from using ................. - 20 -

6. Why does not the USB data cable links your computer...... - 20 -

7. How to install a program on a non-Android Market ............. - 20 -

8. In browsing the web or other applications, how to switch to other

applications..................................................................................... - 20 -