#18982·Files

Bug: High CPU and RAM consumption which make the app feel too laggy.

Author: PS938-newCreated Sep 22, 2026Updated Sep 29, 2026
Labelsneeds - additional info

Description

Files App exhibits abnormally high CPU and memory usage during regular use, resulting in noticeable UI stuttering, input lag, and system-wide slowdowns.

According to Windows Task Manager:

  • CPU Usage: Consistently around 64%–65% (spiking total system CPU to ~96%)
  • Memory: Over 1,000 MB (1 GB+)
  • The app remains unresponsive and sluggish even when idle or performing basic navigation.
  • Image Proof of the high consumption
Image

Steps To Reproduce

  1. Launch Files App.
  2. Open one or two tabs/windows (or browse a local directory).
  3. Open Task Manager to observe resource usage under the Processes tab.
  4. Attempt to navigate between folders or interact with the UI while resource consumption climbs to ~65% CPU and >1 GB RAM.

Files Version

4.2.9.0

Windows Version

10.0.26340.9502

User ID

f67637e5-5f29-4dce-8400-bffcbde4dda4

Log File

debug.log