Unknown Error 1603 Code – The iPhone could not be restored
Unknown Error 1603 Code – Fix your Restoration issues
The most common issue you will encounter during the iTunes use is some Restoration problems that may appear with the Unknown Error 1603 Code. There are plenty of solutions for the Unknown Error 1603 Code because this may be triggered by many causes. Restoration procedure is a very basic one for you, because any software issue your iDevice might have, the best and safest solution is to restore it. Read our following solutions to fix Unknown Error 1603 Code and Restore your iDevice normally.
How to fix Unknown Error 1603 Code
Many users reported that the Unknown Error 1603 Code might be caused from your operating system, so a simple (and hopefully working) solution for you is to reboot your operating system, either Mac or Windows, and retry the Restore.
If you have an old computer, the Unknown Error 1603 Code might be caused from the USB 1.0 ports. Try changing a USB port, to other USB 1.0 port or to a USB 2.0, or if you have more than one computer use it. If Unknown Error 1603 Code still persists move to our next solution.
If you are using Windows XP or Vista as an operating system, you can restart the Apple Mobile Device service and then retry to Restore your iDevice. In order to do that, you will need an administration access to your Windows Machine.
Fix the Unknown Error 1603 Code and Restore your iDevice
Make sure that you are using the latest iTunes version and all the updates of your operating systems are up to date. Also you can try to reset your Sync History and then try to Restore your iDevice. In order to reset your Sync History go to iTunes -> Edit -> Preferences -> iPhone/iPad/iPod Touch tab -> Reset Sync History.
If our tips give you a solution to the Unknown Error 1603 Code issue, leave us a comment and we will move it to our Error Code tutorial page. You can subscribe to our Weekly Newsletter for FREE, to stay update about the latest solution of all Error Codes.
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