Hey,
As mentioned, you can use StarWind V2V Converter. You will need to perform P2V conversion of each volume to your Hyper-V Server. Check the following link for more information:
https://www.starwindsoftware.com/v2v-help/ConvertVolumetoVirtualMachineintheMicrosoftHyperV.html
Cheers,
Alex Bykovskyi
StarWind Software
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