[FIX] Linux OS: Cannot open display GUI for Wayland

Описание

Get(Free,Donate)
E:
No protocol specified
Unable to init server: Could not connect: Connection refused
(gedit:2284): Gtk-WARNING **: cannot open display: :0
Fix??
$xhost +si:localuser:root
[see]localuser:root being added to access control list
Mean: add user to root(sudo GUI + terminal)
$xhost -si:localuser:root
Mean: Reset to default, user cannot run root(GUI) in terminal.
test with :$sudo nautilus
-- Done --