U.K. regulators have opened a formal antitrust investigation into Microsoft’s business software ecosystem, targeting Office, Teams, Copilot, and Azure. The probe focuses on bundling practices and how Microsoft’s services affect competition in cloud and AI interoperability. Microsoft has appointed former EY global chairman and CEO Carmine Di Sibio to its board as a director. At the same time, the company is pursuing independent AI capabilities by acquiring AI startups and expanding beyond its...