Hi,
You can always open BIOS when booting your machine, and disable "Virtualization" in BIOS. Once this is done, the Hyper-V will surely be unboxed. The method of disabling Virtualization through BIOS depends on the manufacturer of your Motherboard, so if you're familiar with the brand of your Motherboard, you can find the manual online on how to do it.
Here is one:
https://www.thewindowsclub.com/disable-hardware-virtualization-in-windows-10
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Best regards,
JJ