LXDE + xrdp

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How to install Lightweight X11 Desktop Environment (LXDE) on Ubuntu.

apt-get update
apt-get install lxde

Now when we have installed lxde, let's install xrdp

apt-get install xrdp

Restart your sysrem

reboot

Now you have Lightweight X11 Desktop Environment installed and operational. You can use remote desktop client to access it via rdp.