google-chrome :
# wget -q -O - https://dl.google.com/linux/linux_signing_key.pub | sudo apt-key add -
# echo "deb http://dl.google.com/linux/chrome/deb/ stable main" | sudo tee /etc/apt/sources.list.d/google-chrome.list
# sudo apt-get update
# sudo apt-get -y install google-chrome-stable
# google-chrome
REF: https://www.itzgeek.com/how-tos/linux/debian/simple-way-to-install-google-chrome-on-debian-9.html