19 
 
 
 
22 Settings 
 
Wireless and 
network 
Wi-Fi Enable Wi-Fi 
More Set flight mode, mobile network and VPN. 
 
 
Sound 
Volume Adjust media volume, alarm clock volume and notification 
volume. Click and move the slider to adjust volume, and 
then click OK. 
Notification ringtone Select desired notification ringtone. 
Touch screen tone Tone played when selecting on screen. 
Screen lock promote 
tone 
Tone played when locking/unlocking screen. 
 
 
Display 
Brightness Click and move slider to adjust brightness of the screen and 
click OK to confirm. 
Wallpaper Set desktop background picture 
Screen timeout Adjust the time of delay before screen automatic lock. 
Interactive 
screensaver 
Enter screensaver when the device enters sleep mode or is 
being charged 
Font size Support adjustment of font size 
Wireless display Support display of paired equipment through wireless 
connection 
 
Storage Total capacity, free 
space 
Display total capacity and free space. Display when a TF 
card or USB disk is inserted. 
Remove SD card/USB 
disk 
When a TF card or USB disk is inserted, click Remove SD 
card/USB disk to remove them. 
Format SD card/USB 
disk 
Format (clear) TF card/USB disk. 
Battery  Battery level Battery consumption information 
 
Applications 
 
Manage application Manage and delete installed applications. 
Service in process View and control the services in process. 
Storage status View the space occupation of the application. 
Location and 
information 
access 
privilege 
Location and 
information sources 
Use wireless network to view location in applications (such 
as Google map) 
 Set screen lock Use picture, PIN or password to lock screen. 
 
20 
 
 
 
security 
Display password The entered password is visible. 
Select device manager Add or delete device manager. 
Unknown source Allow installing applications supplied by electronic market. 
Use security 
credential 
Allow application to access to security credentials and 
other credentials. 
Install from TF card Install encrypted certificate from SD card. 
 
 
 
 
Language 
and input 
method 
 
 
 
Personal dictionary Add words to the user dictionary. 
Android keypad Screen keypad setting. 
Listening example Play short voice examples. 
Always use my setting Use the following defaulted setting to substitute setting of 
application 
Preferred engine Set the voice combination engine for switching between 
text and voice. 
Install voice data Install voice data needed for voice combination 
Voice speed Play speed after the texts are converted into voice. 
Language Set language needed for text conversion. 
Pico TTS Pico TTS setting 
Auto Use value of the internet, sync time with the internet 
 
 
 
 
 
 
 
 
 
Backup and 
recovery 
Auto recovery When an application is reinstalled, the system will recover 
the back up setting or other data. 
Restore factory setting Click to clear all data on the device. Click Reset the device 
will be reset, or click to cancel and return to 
previous screen. 
Warning: the following data will be deleted from the 
device: 
~ Google account. 
~ Data and settings of the system and applications. 
~ All downloaded applications. 
The following data will not be deleted: 
~ System software and preinstalled applications. 
~ Files in SD card, such as music and photos. 
Recovery mode Restart the system and enter Recovery mode, where you 
can clear the partition data or upgrade the system 
Back up my data Back up the application data, wifi password and other 
settings to Google server 
 
Account 
New account Add and access to account Google, company and e-mail, 
and the account needed for other applications. 
 
 
Set date Set date. 
Set time Set time.