When using a Apple laptop or desktop in conjunction with a sync and charge dock not all the devices appear. This can occur if you are connecting more that 18 iOS devices.
Please enter the following via the Terminal (located in
sudo nvram usb-options="%01%00%00%00"
Once iOS devices have been configured, USB options can be reset using the following command:
sudo nvram -d usb-options
If you require further assistance, please contact our support team by e-mailing: firstname.lastname@example.org