On Sun, 8 Aug 2021 12:23:52 -0400 Jerry <jerry at seibercom.net> wrote: > Operating System: Win32 "Win32" is a hardcoded string. See line 188 here: https://git.claws-mail.org/?p=claws.git;a=blob;f=src/gtk/about.c;h=95f5e602934e32e2da17cf8beef6817c17386bd9;hb=HEAD with regards Paul