Apple Touch OS 3.0 User Manual

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Appendix A    
Troubleshooting
Backing Up iPod touch
iTunes creates backups of settings, downloaded applications and data, and other 
information on iPod touch. You can use a backup to restore these items to your 
iPod touch after a software restore or to transfer the information to another 
iPod touch.
Backing up iPod touch or restoring from a backup is not the same as syncing content 
and other items (such as music, podcasts, ringtones, photos, videos, and applications 
that you download via iTunes) with your iTunes library. Backups include settings, 
downloaded applications and data, and other information that resides on iPod touch. 
You can restore these items from a backup using iTunes, but you may also have to sync 
your iTunes library content again.
Applications downloaded from the App Store are backed up the next time you sync 
with iTunes. Afterwards, only application data is backed up when you sync with iTunes.
Creating Backups
Backups can be created in the following ways:
Once iPod touch has been configured to sync with a particular computer, iTunes 
 
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automatically makes a backup of iPod touch on that computer when you sync. 
iTunes won’t automatically back up an iPod touch that isn’t configured to sync with 
that computer. If you’ve configured iPod touch to automatically sync with iTunes on 
a specific computer, iTunes will back up iPod touch every time you connect it to that 
computer. Automatic syncing is turned on by default. iTunes only makes one backup 
each time you connect, even if you sync multiple times before disconnecting.
If you choose to update the software on iPod touch, iTunes will back up iPod touch 
 
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automatically, even if it isn’t configured to sync with iTunes on that computer.
If you choose to restore the software on iPod touch, iTunes asks if you want to back 
 
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up iPod touch before restoring.
For more information about backups, including the settings and information stored in 
a backup, go to www.apple.com/support and search for HT1766.
Restoring from a Backup
You can restore the settings, downloaded applications, and other information from a 
backup, or use this feature to transfer these items to another iPod touch.
Restore iPod touch from a backup:  
 
1
  Connect iPod touch to the computer you normally sync with.
 
2
  In iTunes, select iPod touch in the sidebar and click the Summary tab.
 
3
  Click Restore to reinstall the iPod touch software, restore its default settings, and 
delete data stored on iPod touch. If your backup is encrypted, you’ll need to enter your 
passcode. See “iPod touch Settings Panes in iTunes” on page 10.