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

[Edward]

On Fri, 1 Jul 2022 14:27:11 +0100
Dave Howorth <dave at howorth.org.uk> wrote:

> Sounds like it may be a problem with whatever specific widget theme
> you are using. Which might be a system default of course.

The Qt widget theme was on Breeze, it was switched to Oxygen and if
there was supposed to be a visual change in the window upon changing it,
that did not occur. The only other widget offerings in the pull-down,
are Fusion and Windows.