Microsoft Speeds Up Windows 11 Explorer with Background Precaching

Published on January 06, 2026 | Translated from Spanish
Screenshot of Windows 11 File Explorer on a modern desktop, showing the renewed interface with navigation panels and quick access.

Microsoft Speeds Up Windows 11 File Explorer with Background Preloading

In its constant quest to improve system fluidity, Microsoft is implementing a significant change in Windows 11. The strategy focuses on speeding up the File Explorer launch through its silent preloading during the computer's boot sequence. This approach promises that, when the user clicks on the icon, the application appears almost immediately, eliminating those waiting seconds. 🚀

A Feature in Testing Phase with the Insider Community

This experimental optimization is not yet available to everyone. Currently, it is being rolled out to users enrolled in the Windows Insider program, specifically in the Dev and Beta channels. This is Microsoft's usual method for gathering real-time performance data and detecting potential issues before a mass release. Feedback from these users is the fuel for fine-tuning the feature.

Key Implementation Details:
  • Preloading at Boot: The Explorer process is loaded into memory during system startup, ready to be activated.
  • Focus on Experience: The goal is to improve the perception of speed and responsiveness of the operating system.
  • Development Cycle: Being in preview channels, its behavior and effectiveness are likely to change in future builds.
"The magic of immediacy in computing is often prepared well in advance." – Reflection on system optimization.

Initial Results: An Uneven Landscape to Refine

The first reports from Insiders paint a picture of disparate performance. On some devices, especially with specific hardware configurations, the improvement is noticeable and very perceptible. However, in other scenarios, the speed difference is minimal or even imperceptible. This suggests that the preloading mechanism is not yet perfectly calibrated for the vast variety of hardware, driver, and background software combinations in the Windows ecosystem. ⚙️

Factors Influencing Results:
  • Hardware Configuration: Storage type (NVMe SSD vs. SATA), amount of RAM, and CPU power.
  • Third-Party Software: Antivirus, optimization tools, or drivers that could interfere with the preloading process.
  • System State: The number of applications that start with Windows and running services.

The Path Ahead to Stable Optimization

The presence of this feature in the testing phase is the necessary first step. The Windows development team will use telemetry data and bug reports to refine the algorithm. The ultimate challenge is to achieve a balance: a solution that offers an instant File Explorer launch for the vast majority of users, without the background process consuming excessive resources or negatively affecting the overall system boot time. Success would mean fulfilling the promise of a more agile and responsive Windows 11 at the user's touch. 🎯