How to fix Error 4014 iPhone when upgrading or restoring?

When iPhone user is trying to restore or update iPhone, iPad or iPod touch you may occurs the following errors. The iPhone [device name] could not be restored. An unknown error occurred (9). The iPhone [device name] could not be restored. An unknown error occurred (4005). The iPhone [device name] could not be restored. An unknown error occurred (4013). The iPhone [device name] could not be restored. An unknown error occurred (4014). To fix Error 4014 iPhone when upgrading or res...
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