How to install Chromium web browser in Ubuntu

Chromium is the open source project behind Google Chrome. They are very similar except that Chromium is open-source and doesn't have some proprietary bits that's added to Google Chrome.

Chromium web browser is already available in Ubuntu's default apt repository and can easily be installed from the terminal.

Install Chromium web browser on Ubuntu:

1. Open terminal from the application launcher or via the <ctrl> + <alt> + <t> keyboard shortcut.
2. Update apt's package list from the repository.

   $ sudo apt update
   [sudo] password for user:
   Hit:1 http://security.ubuntu.com/ubuntu disco-security InRelease
   Hit:2 http://my.archive.ubuntu.com/ubuntu disco InRelease
   Hit:3 http://my.archive.ubuntu.com/ubuntu disco-updates InRelease
   Hit:4 http://my.archive.ubuntu.com/ubuntu disco-backports InRelease
   Reading package lists... Done
   Building dependency tree
   Reading state information... Done
   6 packages can be upgraded. Run 'apt list --upgradable' to see them.

3. Install chromium-browser package via apt.

   $ sudo apt install --assume-yes chromium-browser
   Suggested packages:
     webaccounts-chromium-extension unity-chromium-extension adobe-flashplugin
   The following NEW packages will be installed:
     chromium-browser chromium-browser-l10n
   0 upgraded, 2 newly installed, 0 to remove and 6 not upgraded.
   Need to get 62.2 MB of archives.
   After this operation, 231 MB of additional disk space will be used.
   ##### snipped

4. Run chromium-browser from the terminal or from the application launcher.

   $ chromium-browser