As the first step, I install Parrot OS from the official website https://parrotlinux.org/download/ . I choose the version Parrot Security MATE ISO (default), it is a big iso but because I do not have problems with space in our lab so it wasn't a problem for me.
Also for commodity, I installed this O.S. into an old desktop HP with an SSD just for testing purposes.
IMPORTANT: As already we can read in putty this Operation System does not have any warranty, so please be aware of this before you decide to implement on your infrastructure or to any kind of deployment.
(Before you begin this, you may want to consider that can take a couple of minutes)
To see also how much ram we have and how much we actually use, we should use this command: