User's Manual
GXV3240 User Manual 
GXV3240 LCD SETTINGS 
Grandstream Co., Ltd 
Software Version:1.0.0.11 Document Version:0.1 
130 
LOCATION ACCESS 
Set whether to let app to use Google location service to collect location data. 
SECURITY SETTINGS 
Set up the security parameters on the phone. 
 
Screen lock. Set up pattern or password for screen lock. Please set up the pattern with the 
Wizard. 
 
Owner info. Display owner info on the lock screen. 
 
Display password. The screen will display the input value when users input the password if 
check the option. Uncheck not to display the input value when input the password; 
 
Device administrators. Add or delete device administrators. 
 
Unknown sources. Check/uncheck to enable/disable permission to install applications that 
you obtained from web sites, email, or other locations other than GS Market; 
Note:   
It is recommended to download Apps from the GS market for the security of 
user’s data. 
  Verify apps. Disallow or warn before apps installation that may cause harm. 
 
Trusted credentials. Display trusted certificates or other certificates. 
 
Install from SD card. Install encrypted certificate from SD card. 
 
Clear credentials. Remove all certificates and reset the password. 
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