Why is there an error in the Linux terminal?

Question

linux

When I try to sudo airmon -ng start wlan0 I get the error
Requested device "wlan0" does not exist

Answer 1

Requested device "wlan0" does not exist

Let's think together, what can this mysterious elven message of unknown penguin gods mean? Maybe you don't have such a device in your system? Yes, no, what nonsense ...
But seriously: WiFi is not forwarded to the virtual machine, it uses a bridge, which for the guest OS will be visible as a normal Ethernet connection.

airmon-ng

Another calikaker climbed to break the neighbor's network? Drop this thing.

Answer 2

What, the phrase device does not exist can not be translated in any way? :) Wifi does not pass into the virtual machine if it is not a separate card in the slot.