Mon Sep 30 10:33:36 EDT 2019
watson@xen21:/44/Public/cspace/001_new_zsc$ uname -a
Linux xen21 5.0.0-29-generic #31~18.04.1-Ubuntu SMP Thu Sep 12 18:29:21 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux

$ apt list --installed

Set mouse focus

sudo apt install gnome-tweak-tool

sudo chmod 777 /usr/local/bin cp