Paul,
I found a suggestion on OSx Daily.
https://osxdaily.com/2018/05/15/make-apps-open-full-screen-mac-automatically/
Hopefully the link above will work.
OS X Daily
How to Make Apps Open in Full Screen Mode on Mac Automatically
May 15, 2018 - 27 Comments
How to make Mac apps open in full
Hello,
When I used Windows with the WindowEyes screen reader many years ago I set up
Windows so that the window I was working on filled the entire screen with the
menu bar at the top. I then used Alt+Tab to switch between windows and
applications with the new window again filling the whole
