How to Install Telegram on Lubuntu 16.04 Xenial LTS Linux Easy Guide

Telegram Lubuntu 16.04 - Setup

4. Installing Telegram App.

   Set the SuperUser as owner with:

   sudo chown -R root:root /tmp/Telegram*

   If Got “User is Not in Sudoers file” then see: How to Enable sudo
   Then Switch the Telegram contents:

   sudo  mv /tmp/Telegram* /opt/

   To insert Telegram into the System Path:

   sudo ln -s /opt/Telegram/Telegram /usr/local/bin/Telegram