Microsoft is enhancing the energy-efficiency of Windows 11 by expanding its power-saving capabilities. After successfully introducing a power saver for desktops, the tech giant is now focusing on energy-saving options tailored for mobile devices. The latest preview build of Windows 11 conceals an innovative 'Adaptive Power Saving' feature, designed to intelligently activate power-saving mode based on various factors, including user activity, battery status, and system resource utilization.