There is no way to install Office 2021 on Windows 8.1 or earlier. Method 2: Activate Microsoft Office 2021 using Batch Fileĭownload and install Office 2021 Install Office 2021 using Office Deployment Toolīefore you start, ensure that the operating system version you’re running is Windows 10 or later.Method 1: Activate Microsoft Office 2021 using Command Prompt.Install Office 2021 using Office Deployment Tool.There is no change to existing products such as Office 2013 or Office 2016. Q: Can I continue to use my older MSI Office products?Ī: All previously released products will continue to be supported according to the applicable software lifecycle policy. This change in deployment technology does not affect how products are licensed or supported. To help you migrate from older MSI-based products, Click-to-Run also supports in-place upgrade when you move to Office 2019, Office LTSC 2021, or Microsoft 365 Apps.īeginning with Office 2019, Office client applications are no longer be available in MSI format.

These include volume activation, Group Policy management, administrative control over updates, and integration with management tools such as Microsoft Endpoint Configuration Manager. Easy upgrade path to Microsoft 365 subscription productsĬlick-to-Run offers the same enterprise-focused management capabilities as MSI-based products.Software that is up-to-date immediately upon installation.Perpetual volume licensed products are now be able to take advantage of benefits that improve security and ease of use while reducing deployment costs. Beginning with Microsoft Office 2019, we expanded the availability of Click-to-Run to all client products. In Microsoft Office 2013, we introduced Click-to-Run, a modern deployment technology that is now delivering Office to hundreds of millions of users worldwide. To better address the ever-growing requirements of businesses, Office has continually introduced modern deployment features. For almost two decades, Microsoft Office has relied on the Windows Installer (MSI) technology for core deployment functionality.

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