[Users] Unable to extend section of Compose window to eliminate scroll bar on right side

[Michael Schwendt]

On Fri, 1 Jul 2022 08:27:19 -0400, Edward wrote:

> I know it can be expanded, as I did that with Debian. With the
> Mageia install, I can move the mouse anywhere along that border and
> will /not/ get a double-arrow cursor anywhere along it.

For comparison, do you get a drag line on Claws Mail's message main message
view just below the From/To/Cc/Subject/Tag combo box and search box field?