BlackBerry 9900/9930 Bold Series 사용자 설명서
Close an app so that it is not running in the background
To optimize the performance of your BlackBerry smartphone, try to close apps when you are finished with them.
1.
To see which applications are running, press and hold the
key until the application switcher appears.
2.
Click an application icon.
3.
In the app, do one of the following:
• Press the
key > Close.
• Press the
key. If necessary, continue to press the
key until the home screen appears.
Related information
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Require your smartphone password before adding an
app
Before you begin: To perform this task, you must have set a BlackBerry smartphone password.
1.
On the home screen or in a folder, click the Options icon.
2.
Click Security > Password.
3.
Select the Prompt on Application Install check box.
4.
Press the
key > Save.
Related information
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View properties for an application
1.
On the home screen or in a folder, click the Options icon.
2.
Click Device > Application Management.
3.
Click an application.
Delete an application
If your email account uses a BlackBerry Enterprise Server, your organization might not permit you to delete some
applications. For more information, contact your administrator.
applications. For more information, contact your administrator.
User Guide
Applications
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