update:
still not gettign it.
I searched around for a thread with just 1 message & no replies. I still was not able to tick the box ???
here is my test thread
https://www.mobileread.com/forums/sho...d.php?t=220978
i cannot tick the "quote message in reply" box ,either before or after typing in some quick reply text in the message box
so one of the above theories of how that tick box works /why that tick box exists Bites the dust ?