Because your setup is "terminal only", you currently cannot run apps that run a graphical user interface or GUI. However, you can use something like
tmux which will allow you to "tile" your terminal.
Run the following commands to install
sudo apt update
sudo apt install tmux
Then, to run
tmux, just type the following command:
Now, to run in "split window" mode, press Ctrl and b at the same time, release both, and then press the % key.
The the % key is actually Shift + 5 of course.
To navigate to the left and right terminal, press Ctrl and b at the same time, release both, and then press the left or the right arrow key.
Click here to view "a quick and easy guide to tmux".
Click here to view "a tmux crash course".
Alternatively, if you want to install a complete desktop setup with application-windows and graphical applications, you can run the following command:
Then, you can select your desired desktop environment. Choosing the "Ubuntu desktop" will install Gnome applications such as Gnome Shell and
gnome-terminal. Do not select any of the "live cd" options.
You can use your arrow keys to scroll down to "Ubuntu desktop" or you can choose any one of the other Ubuntu flavours (like Xubuntu desktop, Ubuntu Mate desktop, etc . . .). Each of these desktop environments uses a different set of applications. For example, Xubuntu uses
xfce4-terminal instead of
Finally, use the space bar to select or deselect a desktop and then use the tab key to select "OK" and then press Enter to install.