Hi ,
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>>it's possible to run a mobile hotspot on a virtual machine running Windows 10>>
It is possible to create a Wi-Fi hotpost within a virtual box VM by using an external USB dongle. This method allows the VM to create Wi-Fi hotspot which can share the internet connection of the host.
You can refer the following article for more information:
https://superuser.com/questions/1100395/can-i-create-wifi-hotspot-from-within-virtual-box
Please Note: Since the website is not hosted by Microsoft, the link may change without notice. Microsoft does not guarantee the accuracy of this information.
Best Regards,
Candy