Open https://www.google.com/chrome/ in any of your existing browser and click “Download Chrome” button

The “Download Chrome” button will detect ubuntu version and ask you for accepting & install. Which will download the “dpkg” installable package file.

From the above, you can either choose to
- Install the package using Ubuntu Package Installer from the option “Open with Software Install” which will automatically install using UI
- Save to local file and install from command line.

If you choose to save and install from command line, go to download directory and install as below,
$ cd Downloads
$ sudo dpkg -i google-chrome-stable_current_amd64.deb