Microsoft has quietly pushed KB5077241 into the Windows 11 preview channel and, while it’s not a headline-grabbing feature update, it is one of the more consequential quality-and-security releases in months — bundling a practical taskbar speed test, a curated Emoji 16 roll‑in, in‑box Sysmon (System Monitor) as an optional feature, WebP wallpaper support, camera pan/tilt controls, RSAT for Arm64, and critical groundwork for the upcoming Secure Boot certificate rotation that could affect...