Big Sur 11.6.6 update on Mac mini M1 2020 - Boot Chime does not complete
This is probably a fuss about nothing but I like the power on chime. Since update to 11.6.6 (included Big Sur 11.6.6 – 7459.121.3 firmware update), the chime on power does not complete. Just saying.
Mac mini 2018 or later