Q: On a 5c iPhone getting an unknown error 4014  when we try to updat or restore

Hello noegarza,

For the error 4014, there are only a few things you can try. Start by using a different cable or if you can, try restoring your iPhone on a different computer. Take a look at the article below for more information. 

iOS: Restore errors 4005, 4013, and 4014

https://support.apple.com/en-us/HT201444

Regards,

-Norm G.