Perform Petabyte-Scale Dropbox Files Migration to Microsoft 365
Performing petabyte-scale Dropbox files migration to Microsoft 365 is no small feat. It’s a large-scale IT undertaking that requires strategic approaches. Equally important is to make sure that the migration solution you choose has proven success with past projects.
Here are some of the advanced insights we have shared that we have drawn from our 12+ years of experience in creating large-scale migration successes.
Key Takeaways:
Ensure Ample Availability of API Calls
When planning a large-scale Dropbox file migration, checking the availability of API calls should be one of the biggest priorities. Check both the Dropbox and OneDrive and SharePoint clouds’ API calls. Our team at CloudFuze can help you determine whether the available API calls are sufficient for migrating the volume of files and folders you have.
Skipping this step puts your migration at disruption risks. Running out of API calls during migration halts the entire file/folder transfer process and leads to serious disruption and user impact.
Migrate in Batches to Avoid API Throttling
API throttling is one of the biggest risks businesses face when planning a petabyte-scale Dropbox file migration to Microsoft 365 and other cloud platforms. Migrating large volumes of files and folders raises the risk of overusing API calls, which, in turn, leads to throttling and major downtime.
To avoid this issue, migrate in batches. Divide the total number of Dropbox users into several equal batches. Then migrate each user batch one at a time. Apart from eliminating API throttling risks, this approach also makes it simple for IT teams to monitor and validate the entire migration.
Understand How Versions Migration to Microsoft 365 Works
When planning to migrate petabytes of files and folders from Dropbox to OneDrive and SharePoint, understanding the intricacies of version migration is a must. Each version’s duplicate is created when migrating to OneDrive and SharePoint due to Microsoft’s API characteristics.
This means that for each version of Dropbox files, two versions get created in OneDrive and SharePoint. As a result, files will take up more storage space. Therefore, it is important to consider the overage charges that come with this.

We have covered doubling of versions in details in our file versions migration guide.
Prepare for Migrating Hyperlinks at Scale Without Breakages
One of the biggest challenges of migrating petabytes of files is transferring hyperlinks (links embedded in files) at scale, and that too, without breakages. It goes without saying that breakage of hyperlinks is one of the most common problems in cloud migration.
To tackle this, using a dedicated hyperlink migration tool, such as CloudFuze Hyperlink Fixer, is important. Our hyperlink migration tool helps businesses migrate several thousands and millions of embedded links without any breakages. Learn more about it in this video:
Sync the Incremental Changes that Accumulate During One-Time Migration
As large-scale Dropbox to SharePoint and OneDrive migration projects take months to complete, incremental changes accumulate when users continue working in their Dropbox drives.
To bring over all these new incremental changes to OneDrive and SharePoint Online, our migration tool’s delta sync feature becomes highly useful. It migrates all the incremental changes without re-migrating the entire source cloud data all over again.
Perform Large-Scale Dropbox File Migration to Microsoft 365 with CloudFuze
Leverage our enterprise-grade cloud migration solution to perform petabyte-scale files/folders migration from Dropbox to Microsoft 365. We have helped some of the largest companies in the world to successfully migrate large petabytes of data with optimal security.
Contact us today for a free and no-obligation demo of our advanced migration solutions.
Learn more about our migration solution:
Frequently Asked Questions
1. What are the best tools to move documents from one online file hosting service to another?
CloudFuze Migrate is one of the best tools to move documents along with metadata and properties like permissions, versions, embedded links, timestamps, etc., from one file hosting service/cloud platform to another.
2. How long does it typically take to move a large volume of files from a consumer cloud drive to an enterprise cloud?
The time it takes to move a large volume of files from a consumer cloud drive to an enterprise cloud depends on the size of the documents. The larger the file count, the more time it takes.
3. Which cloud migration services support encrypted file transfers between two major platforms?
CloudFuze Migrate supports encrypted file transfers between two cloud platforms. It securely encrypts files and folders with RSA 2048 encryption to ensure optimal security during migration.
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