OneDrive File Issues

How to Fix OneDrive High SSD Write Activity During Sync

Amos Gikunda Oct 23, 2026 869 views

Question details

Users experience unusually heavy SSD write activity and disk usage while OneDrive is synchronizing files.

How to Fix OneDrive High SSD Write Activity During Sync

Product: Microsoft OneDrive
Device & OS: Windows
Scenario: Processing a large number of file changes, reinstalling the client, or troubleshooting Personal Vault.
Observed behavior: OneDrive generates heavy disk activity and excessive SSD writes, often struggling to finish synchronization.

Before you start

Ensure you have a stable internet connection and temporarily pause any heavy background file transfers or third-party backups to allow OneDrive to accurately evaluate changes.

Solution 1Recommended

Adjust Sync Folders and Reset OneDrive

Reduce local disk write loads by unchecking unnecessary folders, then perform a complete reset of the OneDrive executable to clear sync loops.

By default, OneDrive may attempt to sync large directories automatically. Deselecting unneeded folders prevents excessive SSD writes. Resetting the client clears stuck processes without deleting your actual files.

Open OneDrive Settings

Click the OneDrive cloud icon in your system tray, select 'Help & Settings', and then click 'Settings'.

Choose Folders to Sync

Navigate to the 'Account' tab and click 'Choose folders'. Clear the checkboxes for any folders you do not need to synchronize locally, then click 'OK'.

Reset OneDrive

Press the Windows key + R to open the Run dialog, type 'OneDrive.exe /reset', and press Enter to reset the sync client.

Relink and Complete Sync

Once the reset is complete, sign back into your Microsoft account if prompted and allow the client to perform a fresh synchronization check.

File Safety Assured: Running the reset command only refreshes the OneDrive application settings; it will not delete any of your stored files or data.

Solution 2

Clear Old Credentials and Temporary Files

If resetting the client does not resolve the high disk usage, clearing cached data and Windows credentials can fix recurring sync authentication loops.

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Frequently Asked Questions

Why is OneDrive causing high disk usage on my PC?

High disk usage usually occurs when OneDrive is processing a massive number of file changes, stuck in a continuous sync loop, or attempting to download huge directories after a reinstall or client update.

Will running the OneDrive reset command delete my local files?

No. Running 'OneDrive.exe /reset' only resets the background sync client settings and forces a fresh synchronization check. It does not delete or modify your actual files.

How do I stop OneDrive from syncing massive folders to my SSD?

You can use the 'Choose folders' option located under the 'Account' tab in OneDrive Settings. Unchecking large folders stops them from syncing to your local drive while keeping them safely stored in the cloud.

Document & File Issues