How to start a RDP server on Ubuntu?

README.md

• https://github.com/neutrinolabs/xrdp
• [Video] xrdp - Remote Desktop into Linux using RDP - Linux CLI
• https://askubuntu.com/questions/116602/how-to-install-xfce-desktop-environment

setup.sh

# Create a new user if only root is available
useradd -m $USER_NAME
passwd $USER_NAME
echo "$USER_NAME  ALL=(ALL:ALL) ALL" >> /etc/sudoers

su $USER_NAME
sudo apt update

# Install a graphical user interface if necessary
sudo install xfce4 # uses relatively few resources, or
sudo install ubuntu-desktop # the standard Ubuntu desktop

# Install xrdp and start RDP server
sudo apt install xrdp
echo "xfce4-session" > ~/.xsession
sudo service xrdp start