Install * docs.ros.org/en/foxy/Installation/Ubuntu-Install-Debians.html 1. set locale sudo apt update && sudo apt install locales sudo locale-gen en_US en_US.UTF-8 sudo update-locale LC_ALL=en_US.UTF-8 LANG=en_US.UTF-8 export LANG=en_US.UTF-8 2. set repository sudo apt update && sudo apt install curl gnupg2 lsb-release curl -s https://raw.githubusercontent.com/ros/rosdistro/master/ros.asc | sudo..