Fix iTunes Error 4014/4013 & Upgrade iPhone Successfully - iGeeksBlog
https://www.igeeksblog.com/how-to-fix-itunes-error-4014-4013/
WebMar 2, 2019 · The Real Problem. Error, 9, 4005, 4013 or 4014 could be due to certain reasons like faulty cable/port or poor Wi-Fi network. On the surface, your iPhone connects to the computer, iTunes recognizes the device but somewhere down the line, iTunes thinks that the cable is not really that good or suddenly Wi-Fi starts ill-functioning.
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