Microsoft ’s latest Windows 11 update spends its energy on the slowdowns users actually notice. KB5083631, an optional preview update for Windows 11 versions 24H2 and 25H2, targets memory leaks, startup delays, and File Explorer behavior that can make the OS feel heavier than it should. That gives the release a sharper purpose than another interface tweak. Microsoft is trying to reduce the friction that shows up when services hold too much RAM, apps take too long after a reboot, or File Explorer leaves explorer.exe running after its windows are closed. What’s eating the RAM The biggest Windows 11 performance fix is aimed at Delivery Optimization, the service that handles Windows Update and Microsoft Store downloads in the background. It has been linked to memory leaks and unusually high RAM use, so reducing its footprint could help PCs that already feel strained. Paulo Vargas / Digital Trends Startup apps are getting attention too.…