The departure of Apple's Chief Operating Officer Jeff Williams later in 2025 will set the stage for more consolidation under other veteran executives. Here's what projects are expected to land on other desks.

Mr. Williams was long considered a leading candidate to replace Tim Cook as the company’s next chief executive.

Apple said Jeff Williams, the company's COO, will take on a new role overseeing the company's design team along with the Apple Watch and health initiatives.