You may have noticed that in order to engage Caps Lock on your Apple computer, you have to hold the button down for about 100 milliseconds; shorter keypresses are just ignored.
Personally, I type fast, and my keypresses are all equally brief, so in my case this "feature" causes Caps Lock mode to almost never get activated as expected, causing frustration.
Apple does not seem to provide any means to configure this delay.
Third-party solutions do exist, and I've been using Karabiner-Elements for a long time, which had a handy option to completely remove the said delay - until version 12, that is.
Here is what the author has to say about Karabiner-Elements no longer offering the option: