With the release of new hardware features in the MacBook Pro (13-inch/15-inch, Late 2016, Four Thunderbolt 3 Ports) the setup assistant has added a few new steps.
Apple annocued that the new Macbook Pros would have Touch ID and like iOS Devices the setup assistnat now includes adding a finger print when a computer is initially being configured. Similar to iOS you simply apply your finger to the Touch bar on the far right corner, where the power button was, and let macOS capture your finger print. Should you need to add or remove fingerprints simply naviagte to System Preferences and you will now see a new Touch ID preference pane. It is also caled out in the user guide that you can: