Microsoft 365 Migration

How to Verify OneDrive Data After a Mover Transfer

Ayan MasoodAyan Masood Oct 8, 2026 869 views

Question details

The user needs to verify the completeness and integrity of a OneDrive data transfer using Mover after noticing discrepancies in file counts and storage totals.

How to Verify OneDrive Data After a Mover Transfer
Product
OneDrive
Device & OS
not provided
Scenario
Migrating data from an over-quota OneDrive Student account to a OneDrive for Business account using the Mover transfer tool.
Observed behavior
The Mover transfer reports show mismatched storage totals and file counts between the source and destination, alongside several terminated transfer requests.
Before you start

Do not empty or delete any folders in your source OneDrive Student account until you have cross-checked the data. Ensure you have enough local hard drive space available to temporarily hold your downloaded files for verification.

Solution 1Recommended

Perform a Local Batch Migration and Verification

Because over-quota cloud accounts can cause direct transfer failures, downloading your files to a local drive ensures you can safely verify and upload them to the new destination.

Cloud-to-cloud synchronization services like Mover can struggle or silently terminate requests when the source account is restricted due to storage limits. A manual local transfer in smaller batches provides absolute control over your files.

1
Review Mover transfer logs

Log into your Mover dashboard, navigate to your Migration Manager, and open the detailed transfer logs. Look specifically for 'Failed' or 'Terminated' requests to identify which folders did not migrate successfully.

2
Download files locally in batches

Open your source OneDrive Student account in a web browser. Select a small group of folders (e.g., 2-5 GB at a time), click 'Download', and save them to a designated folder on your computer's local hard drive.

3
Compare file properties

Right-click the newly downloaded folder on your local drive and select 'Properties'. Compare the 'Size' and 'Contains' (file and folder count) metrics against the source folder properties in the OneDrive web interface to ensure everything downloaded.

4
Upload to OneDrive for Business

Sign into your new OneDrive for Business account. Drag and drop the verified local folders into the browser window to upload them. Repeat this batch process until all missing data is securely transferred.

Perform a Local Batch Migration and Verification
Storage Quota Limitation: If your source account is severely over quota, Microsoft may restrict API access, which is why third-party migration tools like Mover might fail to read the file structure correctly.
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Easily Access Your Migrated OneDrive Files with WPS Office

After successfully verifying and moving your data to your new OneDrive account, you need a reliable way to open and edit your documents. WPS Office is a powerful, lightweight suite that integrates directly with cloud storage platforms.

  1. 1. Install WPS Office: Download and install WPS Office from the official website on your PC or Mac.
  2. 2. Connect to OneDrive: Open WPS Office, navigate to 'Open' in the left sidebar, click on 'Add Cloud Storage', and log in with your new OneDrive for Business credentials.
  3. 3. Edit your documents: Browse your OneDrive folders directly within the WPS interface and click on any document, spreadsheet, or presentation to begin editing instantly.
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Frequently Asked Questions

Why did my Mover transfer terminate before finishing?

Transfers often terminate if the source account (like a Student OneDrive) is over its storage limit. This over-quota status can trigger Microsoft to throttle or restrict API read requests, causing the migration tool to time out or skip files.

What is the safest way to migrate files from an over-quota OneDrive account?

The safest method is to bypass cloud-to-cloud sync tools and manually download the files in small batches to a local hard drive, verify their sizes and counts, and then upload them directly to the new account.

How do I check for missing files without downloading everything again?

You can check the Mover transfer logs for detailed error reports. Alternatively, you can use the command-line tool rclone with the 'rclone check' command to securely compare the contents of both cloud drives and list missing files.