Install Virtual Box on Linux

You can download virtual box here: https://www.virtualbox.org/wiki/Linux_Downloads

Open terminal

You will have to prepare your system for virtual box installation, if you have not already.

Use the "su" command to gain super user access

# apt install gcc make
# apt install linux-headers-4.9.0-4-amd64
# apt install linux-headers-amd64
# cd Downloads
# dpkg -i virtualbox* (tab to get full filename)
# apt -f install

Finished!