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TechnologyApr 20, 2026· 2 min read

Microsoft Struggles with the Windows 11 Start Menu: Will the Slowdowns Stop?

Microsoft is reportedly undergoing a thorough review of the Start Menu in Windows 11, a component that has divided users since the operating system's debut due to some structural rigidity and performance bottlenecks. Development is focusing on migration to WinUI 3, a crucial technical shift that goes beyond a simple aesthetic update, representing a complete code overhaul. This initiative is part of the broader internal project known as Windows K2, which aims to eliminate the main pain points reported by users.

Significant updates also concern customization controls. Currently, the Start Menu automatically alternates between a small and large layout based solely on the screen resolution and pixel density detected by the system. This automation has faced several criticisms as it does not consider individual preferences. With the new update, Microsoft will introduce a manual selector within the system settings, allowing users to enforce the desired size regardless of the hardware in use.

Windows K2: Rewriting the Start Menu with WinUI 3

One of the most drastic changes involves the management of the internal areas of the menu. The current structure, which imposes the coexistence of pinned apps and suggestions, will become modular. Users will have the ability to disable entire sections with a single click in the settings. It will be possible to completely hide the recommended feed if deemed unnecessary, or remove the pinned apps section. Microsoft will go further, even offering the option to disable the full list of all applications, allowing for a clean interface focused solely on the items selected by the user.

This flexibility directly responds to the demand for greater visual cleanliness, reducing the clutter of elements often perceived as unnecessary "bloatware" in the interface. The management of these modules will take place through the Windows Settings app, ensuring visual consistency with the rest of the system.

In addition to customization, one of the most important areas affected by the Windows K2 project is the performance and access latency of the Start Menu. Under heavy CPU load, the current menu tends to exhibit uncertainties, with delays of several seconds before display or input losses during typing. The new version based on WinUI 3 is designed to remain extremely responsive even when the system is under stress.

Performance improvements will also involve the integrated search experience, addressing the issue of missing key inputs when pressing the Start button and immediately starting to type: the slow loading often prevents the system from recording the first characters. The new code is optimized to instantly capture user input, ensuring that the search is lightning-fast and that every key pressed is processed without delays, eliminating the sluggishness that sometimes afflicts the current interface.

Microsoft's ultimate goal is to make Windows 11 a platform where the Start Menu no longer represents an obstacle, but a fluid tool that integrates seamlessly into both professional and home use.