What is virtual machine and how can I use it ?

Question

I've gotten answers that I need vm for kali Linux please help

Answer 1

try this
https://searchservervirtualization.techtarget.com/definition/virtual-machine

Answer 2

I got it now thanks everyone ツ

Answer 3

it's means the machine is not in the reality, like emulator.
use virtual box, create virtual computer then install that linux