Somehow, I can't use sudo ufw. The terminal keeps saying:

command not found
  • 1
    Maybe you have not installed it yet?
    – Levente
    May 25, 2021 at 4:51

1 Answer 1


Is it even installed on your system?

You can install UFW with

sudo apt install ufw

You can get help with UFw with

ufw --help

You can download UFW directly from the ubuntu software center:

enter image description here

But, above all else, you can set paramenters for UFW using the GUI by installing Firewall Configuration tool from the ubuntu software center.

enter image description here


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