Apple COO Jeff Williams to Retire in Major Changing of Guard Apple Inc. Chief Operating Officer Jeff Williams is retiring as the company’s longtime No. 2, marking a major changing of the guard at an already tumultuous time for the iPhone maker. Related Posts:Apple’s iOS 26 Liquid Glass Interface Is Built for…Apple Loses Top AI Models Executive to Meta’s Hiring SpreeMeta's $14.3B Scale Investment, Apple's New Siri…Apple's AI Research Has Failed So Spectacularly That…Apple Weighs Using Anthropic or OpenAI to Power Siri…Rockers Respond to California's ICE Raid ProtestsSee also Meta Poached Apple’s Pang With Pay Package Over $200 Million