reducing the brightness to reduce battery consumption, in the "Settings " in the
"sound and display" found on "brightness", and then sliding scale in respect of
the brightness can be set Android phones;
Close GPS global positioning, in the "Settings" and select "location services"
-uncheck the following "Enable GPS satellite set" can be;
Usually if you do not use the Wi-Fi, Bluetooth headset can be improved by
turning off these options to the standby time, turn off the WLAN search can
save about 30% to 40% of standby time;
Usually close calls and text messages to remind vibration;
5. How TUNES Y4 lock screen, to prevent others from using
In the "Settings", select " Security "and then select "screen
lock""pattern", to set individual unlock pattern, to prevent strangers use or
purpose of ensuring privacy of confidential documents.
6. Why does not the USB data cable links your computer
Confirmed in the phone's "Settings"-""Developer options"-" in the "USB
debugging" functionality check; also installed the correct USB driver
7. How to install a program on a non-Android Market
Select "Settings"-"" Security ", the"unknown source "function check
8. In browsing the web or other applications, how to switch to other
applications
If you need to open when browsing other applications, you can long press
the Home key to achieving long task switch, long press return directly to the
desktop (note that the system default task only last 6 months)
9. How to enter the silent mode quickly
In addition to continuing foreign long press the volume down key,and
directly Into the status bar select the silent mode.