INTRODUCTION The other day I was building a Windows 10 1607 image using Microsoft Deployment Toolkit and I ran in to an issue where patching the included Office 2016 was getting stuck at the downloading phase.     SOLUTION The solution is to apply the latest Windows 10 1607 Cumulative Update during the Windows PE phase. Here is how you accomplish this: Download the latest Windows 10 1607 Cumulative Update. As of writing this post, KB3193494 is the one you…