However, let’s address the elephant in the datacenter: The current long-term servicing channel (LTSC) releases are Windows Server 2022 (21H2) and Windows Server 2025 (which is currently in public preview as of late 2024/early 2025). Furthermore, swdvd9 is not a standard Microsoft volume licensing prefix.
Let me break this down for you in a detailed, helpful way — and then provide a useful article based on what you likely intended, plus guidance on what to do with unknown keys. swdvd9winserverstdcore2025