If you want to prevent your children from installing or deleting apps, launch the Settings App, then tap General > Restrictions. If restrictions are currently disabled you'll see a button that allows you to enable them tap it to turn them on. Create a four-digit pin code if prompted.
Sometimes, even the simple solution to restoring working backups in iTunes doesn't work. In that case, the ultimate fix is to perform a restore on your iOS device. The biggest drawback about this is that you'll loose all the saved settings, apps and their data, and you'll potentially be forced to start setting up your iOS device all over again, so use this tip as a last resort in restoring your iOS device to working order again.
If you want to restrict access to your iTunes account on your favorite iOS device, it's easy. Launch the App Store app on your device, tap the Featured tab, scroll to the bottom and locate a button that says, "Apple ID: firstname.lastname@example.org." Tap that button and then tap Sign Out. You'll be logged out of the App Store until you download another app in which case you will have to log in again to complete the download.
Launch iTunes and tether your iOS device to your computer. Allow it to sync normally. Now, locate the icon representing your device on the left side of the iTunes window. Click it once with the mouse to select it.
We’ve heard rumors that Apple is working on a near-field communication (NFC) payment system for the iPhone before, but new details have emerged that may allow users to pay for goods and services with their iTunes account.
It’s the bane of every serious music fan: the iTunes library. Even with Home Sharing, keeping your jams flowing smoothly between different computers with different iTunes accounts requires a lot of fiddling. So the easiest solution is to purchase an AirPort Extreme and a NAS (short for “network attached storage”) drive, keep your library on the NAS, and use MediaRover to make sure all your computers use that one central library. Here’s how…
iTunes, iPods, and iPhones make it easy to carry tons of music around at all times. But that just means it’s even easier to get stuck in a rut listening to your current ear candy of choice. So set up some Smart Playlists to cherry-pick your favorite jams and forgotten gems, and you’ll quickly start enjoying every part of your ever-expanding collection in ways you hadn’t imagined. To get started, launch iTunes and go to File > New Smart Playlist, then set up your playlist as indicated in the screenshots below.
There’s another way to make sure your music’s wherever you are in your house: go wireless with AirPlay. Formerly known as AirTunes, AirPlay lets you set up iTunes to stream your music library throughout a home network using a $99 AirPort Express.