Your iPad backs up data automatically when it’s synced with iTunes or connected to the iCloud service. If you’re planning to reset the iPad, send it in for repair or sell the device, you may want to back up your content manually. This allows you to keep your data even if the iPad’s memory gets wiped clean. The backup and recovery methods differ slightly for iTunes and iCloud. Tips Warnings Writer Bio

How to Force a Backup of an iPad - 78