Switching to Docker Enterprise

Your node is not disqualified for downtime. This check is under construction:

Yes. You can attach the disk to the VM on Hyper-V.
However, I would recommend to create a virtual disk and attach it to the VM.
Partition it and format it to the ext4. Add it to the /etc/fstab. Then move all data to there (from SMB attached drive).

Short term you can carefully use this suggestion: