sudo apt-get install x11
Reading package lists ... Done
Dependency tree is being created
Read status information ... Done
E: x11 package not found
  • 1
    Welcome to Ask Ubuntu. Yes you are correct, the is no X11 package, but nor should there be! See packages.ubuntu.com/search?keywords=x11 if you want to check. What do you want? as you don't actually have a question
    – guiverc
    Sep 4, 2018 at 12:39

1 Answer 1


You're probably wanting to install the xorg package, which provides the standard X11 implementation on Ubuntu.

Try: sudo apt install xorg

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