Gauss Shiroemon Madeon Asked: 2020-08-30 18:44:29 +0800 CST2020-08-30 18:44:29 +0800 CST 2020-08-30 18:44:29 +0800 CST How to close an unexpected window on desktop ubuntu 772 I want to close this black frame but I cannot click "Close". Do you know how to close it? 20.04 1 Answers Voted Best Answer Enterprise 2020-08-30T19:12:58+08:002020-08-30T19:12:58+08:00 Assuming you are running Xorg and not Wayland... Open a terminal window Type xkill and press Enter Click on the black window
Assuming you are running Xorg and not Wayland...
xkill
and press Enter