1- Run the following command in the terminal, type the password for the user when prompted.
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wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | sudo apt-key add -
2- After installing the key, run the below command to add it to the repository.
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sudo sh -c 'echo "deb http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google-chrome.list'
3- Now update your repository and install the browser.
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sudo apt-get update;sudo apt-get install google-chrome-stable