You have installed Hyper-V from Windows Features but when you open Hyper-V Manager and try to create a Virtual Switch, you get the following error:
The operation on computer ‘DESKTOP-V1A0142’ failed: Generic failure
To solve this issue:
First thing to check is that the Hyper-V Extensible Virtual Switch is enabled in your NIC’s Properties:
If it’s missing then click the Install button and add it (located under Protocol):
Don’t forget to reboot!
Thanks for reading! You can follow me on Twitter @PrigentNico