Samsung Galaxy Tab 8.9 用户手册

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Getting Started       12
Retrieving Your Google Account 
Password
A Google account password is required for Google 
applications. If you misplace or forget your Google Account 
password, follow these instructions to retrieve it:
1. From your computer, use an Internet browser to 
navigate to 
http://google.com/accounts
2. Once the URL loads, click on the Can’t access your 
account? link and follow the on-screen instructions.
Task Manager
Your device can run applications simultaneously and some 
applications run in the background.
Use Task Manager to see which applications are running on 
your device and to end running applications to extend battery 
life. You can also uninstall applications from your device and 
see how much memory is used by applications.
Task Manager provides information about Active applications 
and includes a RAM manager.
To access the Task Manager:
1. From a Home screen, touch 
 Apps 
Task manager.
The Task Manager options display on the side of the 
screen.
2. Touch one of these options:
• Active applications: displays all of the applications that are 
presently running on your tablet. Tap End to end an application, 
or tap End all to end all running applications.
• Downloaded: displays the size of your downloaded application 
programs.
• RAM manager: displays the Random Access Memory (RAM) 
and allows you to clear different levels of RAM.
• Storage: displays a summary of the tablet’s storage.
• Help: displays information on how to extend battery life.