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Microsoft Office LTSC Professional Plus 2021 ISO Download Guide choose your architecture (64-bit or 32-bit)
The Microsoft VLSC is the official repository for businesses with volume licensing agreements. Sign in with your corporate account. Navigate to "Downloads and Keys." Search for "Office LTSC Professional Plus 2021." choose your architecture (64-bit or 32-bit)
Yes, but it requires a clean installation. It is recommended to uninstall the previous version, as indicated on the Microsoft Q&A forums . choose your architecture (64-bit or 32-bit)
: Use the web-based Office Customization Tool (OCT) to select Office LTSC Professional Plus 2021 (Volume License), choose your architecture (64-bit or 32-bit), and pick your desired apps and language.