Canonical Is Considering Dropping Support for 32-Bit PCs After Ubuntu 18.10
news.softpedia.com
news.softpedia.com
My last 32bit system (a Thinkpad R51) didn't support PAE, so effectively stopped being supported by quite a few distros 4 or 5 years ago as their 32bit kernels and installers moved to PAE only.
should you be allergic to systemd, Devuan is pretty nice as well.