[Users] highlighted message in list pane does not open/appear in message viewing pane until I click on it

[Paul]

On Mon, 24 Oct 2022 17:45:24 +0000
bqt <bqt at posteo.net> wrote: 

> Is that the designed behavior?

Yes.

> Is there a setting I can change to make the contents of whatever message is
> highlighted/selected in the list pane appear in the reading pane?

Yes. See the 'Open message when selected' options here:
/Configuration/Preferences/Display/Summaries/Message List.

with regards

Paul