Check the message for steps
Some error codes and alert messages have a More Information button. Click it to learn what to do first.
Get the latest version of iTunes for your computer.
Check your settings and your security software
You might need to change your settings or update your security software if it’s causing an issue.
Turn off your computer, then turn it on again. If you get the message when you connect your iPhone, iPad, or iPod touch, restart both your iOS device and your computer.
If you still see the error code or alert message
Find your issue below or look up the error code or alert message to learn what to do next.
If you can't update or restore your iPhone, iPad, or iPod
Look up the error code, then follow the linked steps.
If you can't back up your iPhone, iPad, or iPod
If iTunes doesn't recognize your device
If you can't sync your iOS device or transfer your content
- Connect your iOS device to your computer using the cable that came with your device.
- Keep only your iOS device, keyboard, and mouse connected to your computer. Disconnect any other USB devices.
- In iTunes, look for your device's icon. If you see the icon, check your connections. If you don't see the icon, try these steps to connect.
If you can't browse the iTunes Store
If you can't download purchases from iTunes
Remove the cached download file. Then try to download your purchase again.