Installing Steam on Elementary OS While Elementary OS is based on Debian/Ubuntu, newer versions of Elementary don't automatically have the application required to open .deb files.

1. Open a terminal and update the deb-get package index files. This is essentially the same as our software repositories list. sudo deb-get update 2.

Opening a .deb file on Chrome OS Canary (source) On most Debian-based Linux distributions, users can double-click on .deb packages to install them.

How to install Microsoft Edge on Linux To install Microsoft Edge on Linux, follow these steps: Open the official website to download the .deb file. Double-click on the downloaded file.