If you see an error when you update or restore your iPhone, iPad or iPod
Find out what to do if an error code or alert appears when you use your computer to update or restore your device.
Update your Mac or PC
Update your Mac. If you're using a PC, make sure you have the latest version of the Apple Devices app or iTunes.
Plug your device directly into your computer
Plug your iPhone, iPad or iPod directly into your computer's USB port (not into an attached keyboard or USB hub). Make sure the cable is in good condition.
Make sure your device is unlocked. If prompted, trust your device.
If an error alert is still appearing, try using a different Apple USB cable or switch to a different USB port on your computer.
Restart your computer and your device
Turn off your computer, then turn it on again. Next, restart your device.
Find out how to restart your iPhone, restart your iPad, or restart your iPod touch.
Check your computer's security software
You may need to update, change or uninstall software that could be interfering with your computer's connection with the Apple Devices app or iTunes.
Use a different computer
Update or restore your device on another computer that uses a different network.
If you still need help
Choose the error code or message that appears: