On Tue, 3 Sep 2019 09:48:54 -0600, notbob > wrote:

>
>I know how to make the text on each individual post larger (Ctrl-+), but
>not the thread window.

I guess you're not the original notbob if you need to ask that
question You don't even say what you're using as a newsreader
(Thunderbird)... Anyway: go to Tools/Options/Display/font size and
adjust to your satisfaction. Should work, never actually tried it
though.