When you need to squeeze a few more bytes out of the storage devices on your Ubuntu system ... right side of the window shows ...

and edit a file. This gives you a command-line interface to a website, but not a graphical interface. If you're not used to using Ubuntu's command line access to connect to a server, you'll need ...

Here's everything you need to know. The simplest way to mount a drive in Ubuntu is by using the Files app. The Files app offers a Graphical user Interface (GUI) where you can click through things ...