Updating ipod do not disconnect
Both ways work basically the same, so it’s really a matter of preference as to what you choose.Resetting and restoring is the last troubleshooting step you should take yourself, and if things still are not working properly then go ahead and contact the official Apple support line or visit a Genius Bar to get things sorted out.
This is basically like enabling it again for the first time, and only takes a moment: With wireless syncing, be sure that both the i OS device and the computer are on the same wireless network.
i Tunes Authorization basically tells Apple that the apps, music, and media you have purchased belong to you, and that you have the rights to them and thus that media can be copied and synced to your i OS devices.
If you encounter authorization specific problems related to the 5 device limit, you may need to deauthorize other machines before you are able to sync the i OS device with the current one.
Once the i OS device has been restarted, try syncing again. Try using Wi-Fi syncing instead to see if that works.
Yes restarting the computer can be annoying, but sometimes just restarting a Mac or PC is enough to resolve the problem and get things syncing again. USB syncing is usually the most reliable method, and it’s not terribly uncommon for wi-fi sync to be a bit more picky.
There’s more to try including reinstalling i Tunes, and for Windows users on PC to update the i Phone device driver – keep reading to learn how!