If you need a company logo on a 4x6 shipping label, do not use ZebraDesigner free . You will hit the "Image import blocked" wall immediately. Instead, pay $99 for ZebraDesigner Standard or use a 30-day trial of BarTender.
Go to the official Zebra Technologies website and navigate to the ZebraDesigner 3 software support page. zebradesigner version 3 free