The "v16.54" release refers to an October 2021 update, which was the initial shipping version for the retail and LTSC release of Office 2021 for Mac. Included Apps: Word, Excel, PowerPoint, Outlook, and OneNote. Excluded Apps: Access and Publisher are not available LTSC Specifics:
Unlike "Microsoft 365," LTSC 2021 is a one-time purchase. It receives security updates but does not receive new features or cloud-based AI tools (like Copilot) added to the subscription service over time. microsoft office ltsc for mac 2021 v1654zip
Ensure you are running the Apple Silicon native version. Check Activity Monitor: If the process is "Intel," you have the wrong build. Download the native 16.54 from VLSC. The "v16