Re: Bullseye: setting and using $DISPLAY after su -
On 12/31/20 12:50 PM, Charles Curley wrote:
> I am using Bullseye as updated to yesterday. It is my custom to log in
> to XFCE as my regular user, then "su -" in order to run as root,
> including GUI programs. In the process, in the past $DISPLAY has been
> set.
>
> I now find on bullseye that $DISPLAY is not being set. However, even if
> I set DISPLAY manually or run 'su -w DISPLAY -', programs like xclock
> complain that they cannot open the display.
>
> How do I allow root to use the display?
>
Before the su try
xhost SI:localuser:root
or just
xhost +
You will still have to set $DISPLAY manually
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