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STATUS_VOLMGR_DYNAMIC_DISK_NOT_SUPPORTED
STATUS_VOLMGR_DYNAMIC_DISK_NOT_SUPPORTED means that the current system cannot perform the requested dynamic-disk operation. It does not prove that every disk is damaged, and it is not a generic storage-driver error; the capability itself is unavailable in this context.
Dynamic Disks are a legacy Windows feature and are no longer being developed for new deployments. Existing configurations require careful handling because a conversion back to a basic disk can require deleting volumes or moving data first.
What to decide before changing storage
- Identify whether the request targets an existing legacy dynamic volume or attempts to create a new dynamic-disk design.
- Check the Windows edition, deployment policy, hardware/virtualization context, and the exact tool or API that returned the status.
- For a redesign, evaluate supported basic-disk or Storage Spaces alternatives; for an existing disk, make a verified backup and migration plan before conversion.
Microsoft: Basic and Dynamic Disks
Microsoft: Convert a disk type to Dynamic or Basic
Microsoft: Volume Manager error codes
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