downgrad chrome version ubuntu code example
Example: downgrade chrome to previous stable version in linux
sudo wget http://dl.google.com/linux/chrome/deb/pool/main/g/google-chrome-stable/google-chrome-stable_75.0.3770.142-1_amd64.deb && \
sudo dpkg -i google-chrome-stable_75.0.3770.142-1_amd64.deb && \
sudo apt-mark hold google-chrome-stable && \
google-chrome-stable --version \