OneDrive File Issues

How to Fix Incorrect OneDrive Storage Usage After a Windows Update

Camila Milosovich Sep 25, 2026 869 views

Question details

The user needs to resolve an issue where OneDrive displays differing storage totals between the desktop application and the web interface following a system update.

Fix Incorrect OneDrive Storage Usage After a Windows Update

Product: Microsoft OneDrive
Device & OS: Windows
Scenario: Checking OneDrive storage capacity and sync status after completing a recent Windows system update.
Observed behavior: The OneDrive desktop application shows a different storage usage total compared to the online Microsoft account dashboard, indicating a potential synchronization or installation error.

Before you start

Ensure you have a stable internet connection and back up any recently modified, unsynchronized files to a local folder (outside of the OneDrive directory) to prevent data loss during troubleshooting.

Solution 1Recommended

Reset or Reinstall the OneDrive Client

Resetting or reinstalling OneDrive clears cached data and resolves synchronization bugs caused by recent Windows updates without deleting your files.

A Windows update can sometimes corrupt the local cache that OneDrive uses to calculate storage usage. Forcing the app to reset will rebuild this cache and resynchronize the correct storage figures from the Microsoft servers.

Execute the reset command

Press the Windows key + R to open the Run dialog box. Type '%localappdata%\Microsoft\OneDrive\onedrive.exe /reset' and press Enter.

Restart the OneDrive app

Wait a few minutes for the OneDrive cloud icon to reappear in the system tray. If it does not reappear, open the Run dialog again, type '%localappdata%\Microsoft\OneDrive\onedrive.exe', and press Enter to launch it manually.

Reinstall if necessary

If resetting does not fix the storage totals, open Windows Settings > Apps > Apps & features, search for Microsoft OneDrive, and select Uninstall. Restart your computer, then download and install the latest version from the official Microsoft website.

Data Safety: Resetting or uninstalling the OneDrive application does not delete any of your files stored in the cloud or your local folders.

Solution 2

Verify Online Storage and Account Details

Check your online dashboard to ensure you are signed into the correct Microsoft account and to identify your actual storage limits.

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Frequently Asked Questions

Why does my PC say OneDrive is full but online says it has free space?

This discrepancy typically occurs due to a synchronization delay or a cache bug introduced during a Windows update. Resetting the OneDrive client forces it to recalculate and sync the correct storage data directly from the Microsoft cloud.

Will I lose my files if I reinstall OneDrive to fix storage issues?

No, uninstalling or reinstalling the OneDrive desktop application only removes the synchronization software from your computer. Your files will remain safely intact in your local OneDrive folder and in the cloud.

How much free storage does the basic OneDrive account provide?

The free tier of Microsoft OneDrive includes exactly 5 GB of storage. If your desktop client shows more than this but you don't have a Microsoft 365 subscription, you may be experiencing an account mismatch or a display error.

How do I force OneDrive to sync after a Windows update?

You can force a sync by clicking the OneDrive icon in the system tray, clicking the Gear icon, selecting 'Pause syncing', and then immediately choosing 'Resume syncing'. This often clears minor update-related connection hangups.

Document & File Issues