How to Install libsm6 in Ubuntu 18.04

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Install libsm6 by entering the following commands in the terminal:

sudo apt update
sudo apt install libsm6

Description:

X11 Session Management library

This package provides the main interface to the X11 Session Management library, which allows for applications to both manage sessions, and make use of session managers to save and restore their state for later use. . More information about X.Org can be found at: . This module can be found at git://anongit.freedesktop.org/git/xorg/lib/libSM

Version: 2:1.2.2-1

Section: libs