How To Install/Setup Office 2019 In MacOS With setup Office 2019 in MacOS products for Mac, you can't download the Office installation files directly from the VLSC. Instead, you'll download an activation tool called the Volume License (VL) Serializer from the VLSC and then separately download the Office installation files from Microsoft through the Office Content Delivery Network (CDN). The instructions for performing all these steps are provided in the VLSC under the Downloads and Keys tab for each Office 2019 product for Mac. We're including those same instructions here with more details for organizations that need more assistance. Step One: Register at the VLSC and Accept Your Software Agreement If you haven't already, register at the VLSC and accept your software license agreement for the setup Office 2019 in MacOS products you requested by completing only steps one and two in our VLSC quick-start guide . Step Two: Download and Install the Volume License Seriali...