TL;DR: Apple has updated the mute key on the MacBook Air M4 to feature a speaker symbol with a strikethrough line, replacing the previous design used since 1999. The latter had no strikethrough, and ...

There are many buttons on the laptop keyboard, whose use people do not know. People are also less aware of the keys from F1 to F12 at the top. Apart from this, there is another button in the lower ...