iCloud & Google contacts: How to import/export and manage contacts
Game Center: Can’t sign in or sign up
iCloud: No backups available; fix
How to lock & unlock screen rotation (iPhone – iPod touch)
How to extract your iPhone / iPod Backups (iTunes)
How to find the IP address of your iPhone or iPad
Poor wifi reception / signal on the new iPad
Slow AirPlay? How to improve AirPlay performance
iTunes backup location: Where is the backup folder located?
Can I delete an iCloud account?