not-systemd status in Bullseye?

[Carsten Leonhardt]

Hi,

> I have a fresh bullseye system that has systemd on (because no option
> in the installer), which runs fvwm and lightdm, but I'm not sure how
> likely a move to sysvinit is to work - AFAICS, systemd prerm will
> refuse to run if systemd is init, making switching hard...

after making a backup, try booting with init=/bin/bash and switching
from there. If I remember right, that's how I've switched back and forth
in the past.

Regards,

Carsten