background preloading

Winsage
March 30, 2026
Microsoft plans to enhance the File Explorer experience in Windows by 2026, with initial improvements available to Windows Insiders as early as April. Key updates will focus on a quicker launch experience, reduced flicker, smoother navigation, and improved performance for everyday file tasks. Enhancements will address latency issues in search, navigation, and context menus, aiming for faster and more reliable file copying and moving. The context menu will see lower latency when right-clicking, and system-level changes will aim to reduce interaction latency and improve the shared UI infrastructure. Third-party file managers currently demonstrate faster performance compared to the default File Explorer, highlighting the need for Microsoft to improve its application.
Winsage
November 29, 2025
Microsoft has initiated background preloading of File Explorer to improve accessibility, but this has led to increased RAM usage without significant performance gains. Testing shows that the standard launch of File Explorer uses approximately 35 MB of RAM, while the preloaded version consumes about 67.4 MB due to additional background processes. Despite preloading, File Explorer remains sluggish, with no substantial enhancements in functionality or user experience. Visual tweaks may create an illusion of faster launches, but core performance issues persist, exacerbated by the transition to Windows 11's modern UI elements.
Winsage
November 29, 2025
Microsoft is testing a new feature for Windows 11's File Explorer that involves preloading the application in the background to improve performance. This preloading aims to address user complaints about File Explorer's sluggishness compared to Windows 10. Preloading involves pre-caching necessary data to facilitate quicker launches. Testing showed that RAM usage increased slightly from 32.4MB to 35MB with preloading enabled, resulting in a total of 67.4MB during background preloading. While there was a slight improvement in launch times, it was not significant without close examination. Under full load conditions, preloading demonstrated clearer advantages in launch speed. However, the overall sluggishness of File Explorer, particularly with context menu interactions, remains an issue. Users can optimize their experience by disabling transparency and animation effects and changing default folder settings. The performance disparity between Windows 10 and Windows 11 File Explorers is attributed to additional rendering layers in Windows 11. The preloading feature is available for testing in the Windows 11 Insider Preview Build 26220.7271 (KB5070307), with a broader rollout expected in early 2026.
Winsage
November 21, 2025
Microsoft is introducing a feature in Windows 11 that preloads File Explorer in the background to improve its launch performance. This change aims to reduce the delay users experience when opening File Explorer from a cold start, allowing the interface to load almost instantaneously. Windows president Pavan Davuluri acknowledged user feedback regarding performance and confirmed that enhancements are being made to the platform beyond recent AI advancements.
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