kb5127648

Windows 11 26H2 KB5127648 fixes mouse stutter in games

KB5127648 is the final update for Windows 11 24H2 Home and Pro editions. It fixes mouse stutter in games, adds Copilot key remapping, restores File Explorer previews, and patches two zero-days — including one actively exploited in the wild. Support for 24H2 Home and Pro ends October 13, 2026.