LFC#167 - 3 Beeps on MacBook Pro (2009 - 2012) - YouTube
My MacBook Pro, M1 2020 keeps making this beep sound, HELP! It beeps like this even when it turned off. Everything is fine, no glitching, no anything. And it beeps like this
4 Fixes for MacBook Pro Beeps 3 Times & Won't Turn On
Why Is My MacBook Beeping? Causes and Solutions - Textually