1
Verify the likely cause
Set the folder optimization type to General items, clear the thumbnail cache and allow OneDrive placeholders to finish syncing.
FULL AI ANALYSIS
File Explorer freezes when opening Downloads folder
Generated Sep 3, 2026, 11:54:26 AM
Analysis summary
The reported behaviour is consistent with automatic folder-type detection is repeatedly generating media thumbnails. The safest next step is to verify that hypothesis with a reversible test before making permanent configuration changes.
Possible causes
Automatic folder-type detection is repeatedly generating media thumbnails.
73%A recent software, firmware or configuration change is exposing an existing compatibility issue.
29%Suggested fixes
2
Validate and monitor
Reproduce the issue once after the change, review relevant logs or metrics, and keep a rollback path until the system has remained stable.