Samsung GT-I5500 用户手册

Change the setting for managing installed applications.

• 

: Select to download applications 

from any source. If you do not select this option, you can 

download applications only from Android Market
Manage applications

• 

: Access the list of the applications 

installed on the device and check the application 

information. To view the applications that are currently 

running or third-party applications installed additionally, 

press [

] 

→

 Filter.

• 

: View the services you are using and 

access them to manage.
Development

• 

:

 -

: Select to connect your device to 

a PC by using a PC data cable. This is for application 

development.

• 

: Set the device to vibrate when 

you touch and draw the unlock pattern.
Set up SIM card lock

• 

:

 -

: Activate or deactivate the PIN lock 

feature to require the PIN before using the device.
Change SIM PIN

 -

: Change the PIN used to access SIM 

or USIM data.

• 

: By default, the device displays your 

password as * for security. Set the device to display your 

password as you enter.
Use secure credentials

• 

: Use certificates and credentials 

to ensure secure use of various applications.
Install from SD card

• 

: Install encrypted certificates that 

are stored on a memory card.
Set password

• 

: Create and confirm a password for 

accessing credentials.
Clear storage

• 

: Erase the credential contents from the 

device and reset the password.