---
title: 4 Steps install ROS(Robot Operating System) On Ubuntu20.04
date: 2021-01-31 20:49:06
tags:
- RoboticArm
- Robot Operating System
categories:
- ROS
---

# 4 Steps to Install ROS Noetic on Ubuntu 20.04
### 1. Set up ROS Noetic repo on Ubuntu 20.04
Run this command to add the ROS Noetic repo to apt's source list:

echo "deb http://packages.ros.org/ros/ubuntu focal main" | sudo tee /etc/apt/sources.list.d/ros-focal.list

### 2. Add Official ROS keyring
Run the following command to add the ROS key to authenticate the ROS packages:

sudo apt-key adv --keyserver 'hkp://keyserver.ubuntu.com:80' --recv-key C1CF6E31E6BADE8868B172B4F42ED6FBAB17C654

### 3. Update ROS package index

sudo apt update

### 4. Install ROS Noetic desktop full metapackage on Ubuntu 20.04

sudo apt install ros-noetic-desktop-full 

finally install Noetic on you Ubuntu 20.04 machine.

### Reference:
http://wiki.ros.org/noetic/Installation/Ubuntu
http://wiki.ros.org/Distributions#Noetic_Ninjemys