The 16.0.14332.xxxxx build number confirms this is the Volume License release of LTSC 2021. It is distinct from the C2R (Click-to-Run) retail versions.
While LTSC 2021 does not receive new AI features like Copilot, build 16.0.14332 brought significant improvements over Office 2019:
The Professional Plus tier provides a comprehensive selection of localized applications tailored for offline corporate environments: Overview of Office LTSC 2021 - Microsoft Learn
While it lacks the AI-powered cloud features of Microsoft 365, Office LTSC 2021 (Build 14332) introduced substantial improvements over Office 2019, including: Microsoft Office LTSC 2021 PRO PLUS 16.0.14332....
While LTSC doesn't get new AI features, the 2021 release brought several improvements over Office 2019:
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Use setup.exe /download configuration.xml to download the installation files (build 16.0.14332). Install: Use setup.exe /configure configuration.xml . The 16
It's important to note that this version lacks many of the AI-driven, cloud-connected features found in Microsoft 365, such as real-time co-authoring and automated data types in Excel.
Office LTSC 2021 is not intended for the average consumer (Microsoft recommends Office 2021 or Microsoft 365 for general home use). Instead, it targets specific professional environments:
: Maritime vessels, mining camps, or polar research stations lacking reliable internet connectivity. The total number of workstations you need to provision Install: Use setup
: Activated within local networks using Key Management Service (KMS) or Multiple Activation Key (MAK) protocols, removing the need for individual user logins. Office LTSC 2021 vs. Microsoft 365: Strategic Trade-offs
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Create a configuration.xml file specifying ProPlus2021Volume as the product ID. Use setup.exe /configure to initiate the installation. Why Choose LTSC 2021 over Microsoft 365?
: Medical floors, defense labs, and financial back-offices where regulatory compliance mandates strict data isolation.
: Enhanced compatibility with the OpenDocument Format. Technical Specifications What's new in Office 2021 - Microsoft Support