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
Steps To Reproduce
- Launch Files App.
- Open one or two tabs/windows (or browse a local directory).
- Open Task Manager to observe resource usage under the Processes tab.
- 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
Source: files-community/Files