Volume licensed versions of Office 2019 for Mac have version numbers of 16.17 or higher.Īdditional information about the VL Serializer.The package file is approximately 11.5 MB in size.The name of the package file is Microsoft_Office_2019_VL_Serializer_Universal.pkg.This should help minimize user disruption when organizations move from Office 2019 for Mac to Office LTSC for Mac 2021. The next time the user closes and opens the app, Office will switch over to using the Office LTSC for Mac 2021 license. The VL Serializer has been improved so that a management tool can run the VL Serializer in the background even while the user still has Office 2019 for Mac apps open and running.Volume licensed versions of Office LTSC for Mac 2021 have version numbers of 16.53 or higher.The package file is approximately 12 MB in size.The name of the package file is Microsoft_Office_LTSC_2021_VL_Serializer.pkg.Then, deploy and run the VL Serializer package file on each Mac that you want to activate Office as a volume licensed version. iso file to extract the VL Serializer package file. Once the download is complete, mount the.Select the icon (circle with download arrow) to download the VL Serializer.Select the Continue button at the bottom of the window.Select the Download link in the results panel.Search for "Office LTSC Standard for Mac 2021" or "Office 2019 for Mac Standard" (depending on which version of Office you're licensed for).Sign in to the Volume Licensing Service Center (VLSC).To download the VL Serializer, do the following steps: Download the Volume License (VL) Serializer from the VLSC The VL Serializer is a package (.pkg) file that you run on a Mac where Office is installed. The Volume License Serializer (VL) is used to activate Office LTSC for Mac 2021 or Office 2019 for Mac as a volume licensed version. Applies to: Office LTSC for Mac 2021, Office 2019 for Mac