Can't sync iPhone 5.

Hi! Try to reset your device. This won't delete your data stored on this device.

• Press and hold the Sleep/Wake button
• Press and hold on the Home button
• Keep holding both buttons until the display turns off and back on with Apple logo on it.

Alternatively, you may go to Settings - General - Reset - Reset All Settings

https://support.apple.com/en-us/HT201559

If these steps don't work, contact Apple and ask for help.

https://www.apple.com/support/iphone/contact/

If your computer won't recognise your iOS device, follow the steps suggested by Apple.

Here’s what you need to do if you have a PC:

https://support.apple.com/en-us/HT204095

Here’s what you need to do if you have a Mac:

https://support.apple.com/en-us/HT203979

I am having this same issue. Resetting the device did not work. I have installed all updates on both my Macbook Pro and Iphone 5s and resterted both devices as well, and iTunes still does nothing when I plug my phone in. I know the cable is working because i cam getting a charge when it is plugged in and it is a brand new Apple cable. please help this has been an ongoing issue!