Refer to the following resources to get more iPod touch-related safety, software, and service information.
To learn about
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Using iPod touch safely
See Apple Support website.
Managing your Apple ID account
Sign in to your App Store Support website.
Finding your iPod touch serial number
You can find your iPod touch serial number on the iPod touch packaging. Or, on iPod touch, go to Settings > General > Legal & Regulatory.
Battery service
See the Battery Service and Recycling website.