Using OneDrive for Backup: What Businesses Need to Know

Microsoft’s OneDrive has proven itself a reliable platform to store and share files, especially considering its ubiquity among Windows users. This is often a small business owner’s first foray into leveraging the cloud for their operational needs.

That familiarity leads many end users to wonder if OneDrive can be more than a file storage and sharing app. Could OneDrive also help me back up and protect my personal and business files? Can it serve as part of a broader backup strategy? Many businesses also ask: Is OneDrive a backup solution, or is it simply a file sync tool?

On the surface, it might seem like OneDrive is perfectly suited to backing up important files. Especially since it automatically syncs files to OneDrive and provides access to the latest versions of the edited files. But does that mean OneDrive alone can satisfy modern backup and disaster recovery requirements? Can OneDrive follow data protection recommendations, and will it fit within robust disaster recovery policies?

These are some of the questions we’ll be exploring in this article. Strengthen your data protection strategy with a purpose-built SaaS backup solution.

What is OneDrive?

OneDrive is an internet-based data storage platform offered by Microsoft to anyone with a Microsoft account. It’s designed to give users an easy (and seamless) way to store and access files across multiple devices. It also allows users to share files and collaborate with others.

In short, it’s a Microsoft account holder’s free and upgradable “hard drive in the cloud”. Users need only log in to OneDrive or Windows with their Microsoft account to access their data. Since Windows 10, this functionality has been included in the OS. It is even integrated directly into File Explorer.  

With this application active and connected to the internet, OneDrive automatically syncs data among devices that are set up using the same Microsoft account. If a user changes a Word document on their PC, OneDrive will update the version synced to the cloud. If they then pull that file up via OneDrive, the latest version will always be reflected. 

File backup vs. data sync

File sharing is a great productivity tool, but what we really want to know about is security and safety. That’s the arena of data backup and file recovery.

What is data backup?

Backup is the process of manually or automatically copying files from one location to another. This is done in the interest of keeping the data safe. Backups can be made from one physical drive to another, to a hard storage media, or copied to an online location.

By having these copies, the data is more protected from deletion, hardware failure, and other types of data loss.

What is data sync?

Sync is simply a matter of synchronization. It refers to the process of copying data from one device to other destinations. It also keeps future changes of the source file current on all copies. Syncing tends to focus on file sharing (between devices and/or users) and keeping files up to date. 

Backup vs. sync in a nutshell

Looking closely at the differences between cloud backup and cloud sync reveals why each is more suited to a different objective.

The first important distinction between backup and sync has to do with file deletion. Backups are intended to keep a copy of the data in case it is deleted or corrupted at the source. Sync handles these copies completely differently by prioritizing the source (local) file. Therefore if a user deletes a file in the source, it is also deleted in the storage destination. Obviously, this is not ideal. 

Bear in mind that this usually applies to the management of all data that’s synced. If someone changes a file locally, or if it’s corrupted, those unwanted changes will also be copied to the cloud-synced version. Again, this is the complete opposite behavior of a true backup solution. Ideally, it should prioritize the integrity of the backed-up data.

Toward that end, backup is also a one-way process. Unlike with synced files, users need to restore files in order to view them.

Finally, there’s also the nature of the files being stored to consider. Most synced files are documents, images, videos, and things of that nature. On the other hand, a thorough backup will usually include everything on the source drive. This includes software and the operating system. This allows the user to restore a complete clone of their environment at the time the backup was made. They quickly get up and running even if their operating system is compromised.

Can a business use OneDrive as a backup solution?

Now we’ve established the primary purpose of OneDrive. It’s a synchronization service intended to make a user’s files available on any number of connected devices. Plus, it makes things available from any location with the internet. 

In a fast-paced business world with increasing remote work demands, this kind of flexibility is extremely helpful. OneDrive for Business allows users to access their important files from the web using any device. The fact that it’s part of M365 and Windows makes it even easier to integrate into your workflow. 

But now we have to drop the other shoe and point out that OneDrive is primarily designed as a synchronization and collaboration platform rather than a dedicated backup and recovery service. Another thing to consider is the platform’s lack of many independent recovery, immutability, and disaster recovery features found in purpose-built backup platforms. That’s despite Microsoft adding recovery and retention capabilities over time.

Could this change? Potentially, as Microsoft continues expanding OneDrive and Microsoft 365 recovery capabilities. As of today, significant gaps remain before OneDrive can stand in for a dedicated backup solution.

Is OneDrive a backup solution for business?

This is where it can get a little tricky. OneDrive for Backup sounds—well, like it’s meant for businesses. But let’s reiterate for clarity: It is primarily a file synchronization and collaboration platform designed to keep files accessible and up to date across devices.

Because it syncs changes, including deletions and corruption, it cannot provide the independent, point-in-time copies required for reliable data protection. While features like version history, recycle bin recovery, and ransomware rollback offer valuable recovery capabilities, they are not a sufficient substitute for full backup and disaster recovery.

Why use a dedicated backup solution?

Protection from file deletion

When you delete a file from your computer, it is also deleted from OneDrive the instant it syncs. Deleting a synced file locally will also remove it from synchronized cloud locations, although recovery may still be possible through retention and recycle bin features for a limited time.

Backup solutions handle this much differently. A backup tool will keep copies of every iteration of a file. If the source file is deleted, the backups remain. Different types of backup tools allow for the specific configuration of the frequency and scope of backups.

Corruption protection

This same principle applies to file integrity. If a file on your computer is changed, that change is immediately synced to OneDrive via the internet connection. Any accidental or malicious corruption or encryption events may also synchronize to OneDrive. Because the sync system has no way to discern “good” or “bad” changes, the synchronized copy will also be affected.

Version history weaknesses

OneDrive and SharePoint keep version histories for many Microsoft 365 files and supported document types. This way, if you make a huge mistake that gets synced, you haven’t doomed yourself. Older versions can typically be restored through Microsoft 365 recovery workflows and the web portal. But it can be done, and that could save you a lot of time and trouble.

However, modern ransomware and encryption attacks can still rename and encrypt files on the victim’s drives. While Microsoft now provides ransomware detection and recovery assistance in many Microsoft 365 environments, recovery may still depend on retention windows, version availability, and how quickly the attack is identified.

Bulk restoration

Backup services are specifically designed to provide the fastest and easiest route back to a functioning system. That includes being able to restore single files. But more importantly, the ability to execute bulk rollbacks of any number of files. Image backups will even allow for rapid restoration of entire systems. 

Retention and recovery limitations

Dedicated backup solutions are designed around long-term retention, independent recovery, and operational resilience. Many platforms provide immutable backups, flexible retention policies, tenant-wide recovery, and isolated backup storage designed to withstand ransomware and accidental deletion events.

OneDrive, on the other hand, prioritizes synchronization and collaboration. While Microsoft provides recovery-oriented features within Microsoft 365, organizations may still require independent backup copies to meet compliance, disaster recovery, cyber insurance, and business continuity requirements.

For a visual breakdown of these limitations and considerations, see: The Limitations of OneDrive as a Backup Solution

NinjaOne provides true data backup and recovery 

Ninja Data Protection is built to help you provide additional data protection for the full spectrum of business needs. As a built-to-last and best-in-class BDR solution, you can put your faith in NDP. You won’t have to worry about the limitations of a stopgap solution like OneDrive or Dropbox. Our service is available with flexible solutions that meet your data protection, cost, and RTO objectives every time.

• Full image backup
• Document, file, and folder backup
• Cloud-only, local-only, and hybrid storage options
• Fast and easy file restore
• End-user self-service file restore
• Bare metal restore
• Built seamlessly into NinjaOne and fully managed via the RMM dashboard

Is OneDrive a reliable backup solution for business?

Microsoft OneDrive is one of many cloud services in wide circulation these days. Countless users rely on file sharing and storage solutions as part of their daily workflow and file management needs. That said, quite a bit of confusion has cropped up when it comes to using OneDrive as part of a secure data backup plan.

It’s also crucial to note that Microsoft is increasingly positioning OneDrive and Microsoft 365 recovery capabilities as part of a broader data protection experience. However, synchronization and retention features still differ significantly from independent backup and disaster recovery systems. Microsoft also operates under a shared responsibility model, meaning organizations remain responsible for ensuring their own backup, retention, and recovery requirements are met.

As we’ve seen, businesses that are concerned about keeping their data safe need to turn to purpose-built data backup solutions. Doing so will allow them to avoid the pitfalls of using synced files as backups. It will also make their lives easier. This is because they will have access to all of the features and tools afforded by true BDR tools like NinjaOne.

Data is important — there’s no question about it. When protecting critical business data, organizations should treat OneDrive as a collaboration and synchronization platform rather than their only backup strategy. Instead, organizations should complement OneDrive with purpose-built backup and disaster recovery solutions.