Start up the terminal on your system
Install gufw – Graphical firewall configuration utility in Ubuntu Linux
$ sudo apt-get install gufw <enter>
Now you can use the GUI to configure your firewall in Ubuntu Linux.
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Start up the terminal on your system
Install gufw – Graphical firewall configuration utility in Ubuntu Linux
$ sudo apt-get install gufw <enter>
Now you can use the GUI to configure your firewall in Ubuntu Linux.