If you have the 32-bit version of Office LTSC 2021 Preview installed and want to install the 64-bit version of Office LTSC 2021, you need to uninstall Office LTSC 2021 Preview first.Or, if you're updating Visio Professional 2021 Preview to Visio LTSC Professional 2021. This information also applies to updating Project Professional 2021 Preview to Project Professional 2021.For more information about VAMT, see Volume Activation Management Tool (VAMT) Technical Reference. VAMT 3.0 won't work with Office LTSC 2021. You need to use VAMT 3.1 with Office LTSC 2021.
Run the ospp.vbs script on each computer to install and activate your KMS client activation key using the commands below.Ĭscript ospp.vbs /inpkey:yourkey cscript ospp.vbs /act.Under the About Word section, you’ll see the version and build number. To check your version, open Word, and go to File > Account. Make sure that you’re using at least Version 2108 of Office LTSC 2021 Preview.
You'll need both the Office LTSC 2021 Volume License Pack and your KMS client activation keys. Configure the KMS host computer to activate Office LTSC 2021.Sign in to the Volume Licensing Service Center (VLSC) and get your KMS client activation keys for Office LTSC 2021.Download the Office LTSC 2021 Volume License Pack from the Microsoft Download Center.If you currently have a Windows KMS host computer on an operating system that supports Office KMS, we recommend that you use the same computer for your Office KMS host computer. If you haven't already done so, set up a KMS host computer.If you activate Office by using KMS, including Active Directory-based activation, do the following steps to update Office LTSC 2021 Preview to Office LTSC 2021. KMS activation steps for Office on Windows Each time your users open an Office app, such as Word or Excel, they will see a message reminding them that Office LTSC 2021 Preview has expired.They won’t be able to create new documents or edit existing documents.