On Thu, 11 May 2023 05:53:49 -0400 "Gerard E. Seibert" <jerry at seibercom.net> wrote: > I have tried a half dozen > different themes; however, they only change the ICON designs, not the > physical page background and default text color. Are you confusing Claws Mail icon themes with GTK3 themes? It is the latter which will change the background colours, etc. with regards Paul