Mac OS X
iTunes for Windows: Quits unexpectedly with double-byte Windows login username or using extended ASCII (high ASCII) characters
iTunes for Windows might quit unexpectedly on your PC when the VoiceOver feature has been enabled with iPod shuffle (3rd generation) or iPod nano (5th generation) and:
iPod shuffle: Using AIFF and Apple Lossless format files
Learn how to useAIFF and Apple Lossless format files on iPod shuffle (1st and 2nd generation).
 

Apple TV: Pairing and unpairing the Apple Remote
Learn how to pair and unpair your Apple Remote.

Can I use my MobileMe account for Apple services without moving to iCloud?
If you don't move your MobileMe account to iCloud, it continues to be a valid Apple ID for use with other Apple services.
About Remote Desktop Admin 3.8
Apple Remote Desktop 3.8 includes updates for the Remote Desktop app and the clients it remotely administers.
iPod shuffle: Playing audiobooks and podcasts
iPod shuffle can play audiobooks and podcasts. Review this article to learn more about navigating and listening to these types of content.
Nike + iPod: Unpairing a sensor from a nikeplus.com account when you’ve purchased a new sensor
If your Nike + iPod Sensor runs out of batteries and you have purchased a new Nike + iPod Sensor, you may need to "unpair" your original sensor from your nikeplus.com account in order to continue uploading workout data from … Continue reading
Nike + iPod: Uploading your workout data and tracking your progress at nikeplus.com
Learn about uploading your workout data and tracking your progress at nikeplus.com.
Nike + iPod: How to reset and recalibrate your Nike + iPod if you get unexpected results
When you calibrate your Nike + iPod, make sure you are running or walking at a steady, natural pace for the specified calibration distance. If you run or walk with an inconsistent pace or travel a distance that is over … Continue reading
Nike + iPod Frequently Asked Questions (Technical)
Nike + iPod Frequently Asked Questions (Technical)