A mouse click will only get you so far in Ubuntu. Learning terminal commands is an important step for anyone who's serious about using the other OS.

Launch the Ubuntu Terminal application. Type "sudo cat /etc/cups/printers.conf" at the command prompt then press the "Enter" key. Enter your administrative password then press the "Enter" key to ...

By default, Ubuntu uses the Gnome application Evince as its PDF reader. You can launch Evince from the Gnome Terminal command line or using the Unity Dash run command mode.

Ubuntu is a free computer system, like Windows or macOS, but it’s built by a community. It’s great for programmers because it’s very flexible and has lots of tools already built-in that help you code.

Ubuntu 25.10 daily builds now include the Ptyxis terminal and Loupe image viewer apps out-of-the-box, along with new sudo-rs, hwcrtl, and Ubuntu Insights tools.