How to Fix iPhone Error 4013 Working around this error doesn't have to be a huge headache. To fix an iPhone error 4013, follow these steps, in this order: Update iTunes to the latest version.

Insufficient storage space: If your iPhone doesn't have enough free space for the restored iOS version, it can throw up Error 4013. How to Fix iPhone Error 4013 Could Not Restore?

Through this guide, we hope to shed light on the mystery of iPhone error 4013 and arm you with the right knowledge and tools to tackle it head-on.