Apple A1241 用户手册

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Downloading Applications
When you find an application you want in the App Store, you can purchase and 
download it to iPhone. If the application is free, you can download it without charge 
after providing your iTunes account information.
Once you download an application, it’s immediately installed on iPhone.
Purchase and download an application:
 
1
  Tap the price (or tap Free), then tap Buy Now.
 
2
  Sign in to your account as requested, then tap OK.
If you don’t have an iTunes Store account, tap Create New Account to set one up.
Downloads for purchase are charged to your iTunes Store account. For additional 
downloads made within the next fifteen minutes, you don’t have to enter your 
password again.
Some applications allow you to make purchases within the application. You can restrict 
in-app purchases in Settings. See “Restrictions” on page 146.
Some applications use push notifications to alert you of new information, even when 
the application isn’t running. Notifications differ depending upon the application, but 
may include text or sound alerts, and a numbered badge on the application’s icon on 
the Home screen. See “Notifications” on page 140.
You can redeem iTunes Store gift cards, gift certificates, or other promotional codes to 
make purchases. When you’re signed in to your account, your remaining store credit 
appears with your account information at the bottom of most App Store screens.
Enter a redemption code:  Tap Redeem near the bottom of the Featured screen, then 
follow the onscreen instructions.
See the status of downloading applications:  After you begin downloading an 
application, its icon appears on the Home screen and shows a progress indicator.
If a download is interrupted, iPhone starts the download again the next time it has an 
Internet connection. Or, if you open iTunes on your computer, iTunes completes the 
download to your iTunes library (if your computer is connected to the Internet and 
signed in to the same iTunes account).
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Chapter 21    
App Store