Plymouth has always been garbage, and always created random issues.
Even if it was working perfectly … its bloat.
Anyhoo … since it apparently bit an even larger number of people this round of updates I threw together a guide from one of my previous ‘remove plymouth because it breaks things’ threads.
Bonus points…
For those that want a decently ‘seamless’ experience and/or the fastest booting speed
(forget forced minimum animation times and rendering graphics … if your system is quick enough even displaying boot messages in text can be a bottleneck!)
aim for any variation of this:
https://wiki.archlinux.org/title/Silent_boot