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Microsoft is introducing a “low latency profile” in Windows 11 test builds to boost responsiveness for core UI elements like the Start menu, File Explorer, apps and context menus by briefly increasing CPU performance when users open them. Windows Central tested the profile and reported noticeably faster animations and reduced lag on the same hardware versus the public 25H2 release. The change is part of Microsoft’s broader push this year to address user complaints about Windows 11 sluggishness b
Low latency CPU bursts can make Windows 11 feel more responsive for everyday interactions, affecting perceived performance more than benchmark scores. Tech professionals should evaluate trade-offs for power, thermals, and user experience when deploying or recommending this feature.
Dossier last updated: 2026-05-17 01:46:01
Microsoft says personalization is core to Windows and will roll out more controls for Windows 11 over the coming months, responding to user feedback and Insider testing. Pavan Davuluri, head of Windows, acknowledged users want greater control over the taskbar and Start menu—areas that lost flexibility in Win11 compared with Win10. Recent Insider builds already reintroduce a movable and smaller taskbar and size toggles for the Start menu; future updates aim to allow hiding Recommended items, keeping only pinned apps, and restoring drag-to-resize Start menu behavior. The changes signal Microsoft shifting focus back to core UX and customization after prioritizing AI-driven features that drew criticism.
Microsoft announced Windows 11 quality improvements focused on taskbar and Start menu personalization, rolling out to Insider Dev Channel users in the coming weeks with some features already live. Key updates let users move the taskbar to any screen edge (top, bottom, left, right) with alignment options and adaptive pop-up placement, plus a compact "smaller taskbar" mode for tighter icon sizing. Start menu gains per-section toggles for Pinned/Recommended/All Apps, separate control for file recommendations, size choices, and privacy options to hide user info during sharing. Several capabilities remain in testing (auto-hide, tablet optimizations, touch gestures, multi-monitor behaviors). These refinements aim to boost usability, accessibility, and screen real estate for developers and power users.
Microsoft is rolling out a “Low Latency Profile” CPU burst feature to Windows 11 in the Release Preview channel (Build 26x00.8514), scheduled to reach optional preview and then the June Patch Tuesday update. The feature briefly ramps CPU frequency to peak for 1–3 seconds when invoking UI elements (Start menu, context menus), launching apps, or searching, reducing perceived latency. Microsoft estimates up to 70% faster Start/menu open times and up to 40% faster launches for built-in apps like Outlook and Edge; third‑party apps may also benefit. The setting won’t appear as a user toggle or by that name in Settings; Microsoft describes it as an update that “accelerates app launch and core shell experience.”
Microsoft is introducing a “low latency profile” in Windows 11 test builds to boost responsiveness for core UI elements like the Start menu, File Explorer, apps and context menus by briefly increasing CPU performance when users open them. Windows Central tested the profile and reported noticeably faster animations and reduced lag on the same hardware versus the public 25H2 release. The change is part of Microsoft’s broader push this year to address user complaints about Windows 11 sluggishness by optimizing OS components. If rolled out widely, the feature could improve perceived performance without requiring new hardware, but may affect power use and thermal behavior on some devices.