The new M4 MacBook Pros that launched last month have an unadvertised change with new quantum dot displays, according to display industry analyst Ross Young and reported by 9to5Mac. Young posted on X that Apple is adopting quantum dot displays for the first time and that it's using a version of the film that is free of cadmium,

The Apple M4 MacBook Pro debuts a cadmium-free quantum dot display, enhancing motion performance, colour accuracy and visual clarity for its users.

The M4 MacBook Pro has a hidden feature: quantum dot tech in the display. As such, the latest systems have an expanded color range and should deliver improved motion performance.