Create Synology Backup to OneDrive for Business: 3 Free Ways

You will learn how to create Synology backup to OneDrive for Business in 3 simple methods on this page. Keep reading and get more details.


By Jonna Updated on October 12, 2023

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Can you backup Synology to cloud?


Just curious about what you all are using for Synology data backup? I have about 8TB of data at the moment and it is growing. I am considering doing cloud so I can restore in case of catastrophic data loss. Can I backup Synology to cloud?

Do you have a Synology NAS device at home or in the office and need to make sure that all your important documents, media files, and other digital assets are safely backed up? In today's tech-savvy world, it pays to be prepared for any potential disasters that may arise. But how do you go about backing up Synology NAS to cloud? One viable option is to create Synology backup to OneDrive for Business.

And in this article, we will go through 3 free and easy solutions to backup Synology NAS to OneDrive for Business in detail. If you want to learn more information, read further, please!

Synology Backup to OneDrive for Business

Why backup Synology to OneDrive for Business?

While saving files on Synology NAS provides convenient file storage, sharing, and access, it's essential to acknowledge the inherent risks associated with the NAS's hard drives, including natural disasters and hardware failures. According to the 3-2-1 backup principle, creating Synology backup to OneDrive for Business delivers numerous advantages:

  • Offsite backup: OneDrive for Business is a cloud-based service, which means your data is stored offsite. This safeguards your data from local disasters like fires, floods, or theft that could potentially destroy both your NAS and local backups.
  • Real-time collaboration: OneDrive for Business is integrated with various Microsoft apps like Teams and Outlook, which is useful for work data transfers and collaboration. And it makes it easy to share files in real-time with multiple team members and friends/family.
  • Versioning and recovery: OneDrive for Business often provides versioning and file recovery options. This means you can retrieve older versions of files or restore deleted files within a certain timeframe, enhancing data protection and recovery capabilities.

3 methods to create Synology backup to OneDrive for Business

Within this section, we will explore three simple yet highly efficient methods to accomplish a Synology backup to OneDriveor OneDrive for Business. Select the one that aligns most closely with your specific requirements.

Way 1. Backup Synology to OneDrive for Business via Cloud Sync

Cloud Sync stands as one of the premier solutions at the disposal of Synology users, providing a seamless link between NAS devices and various public cloud services for effortless data synchronization between local NAS and cloud storage. Notably, it extends support to OneDrive for Business, OneDrive, Dropbox, Google Drive, and more. Moreover, this tool boasts encryption and compression capabilities, ensuring data security while optimizing cloud storage utilization.

Here is how to use Synology Cloud Sync to backup Synology NAS to OneDrive for Business:

1. Begin by logging in to your Synology NAS via a web browser and navigating to the Package Center. From there, proceed to download and install Cloud Sync.

2. Click on the "+" (plus)icon on the left corner, select Microsoft OneDrive for Business, and go on to grant Synology NAS access.

Synology Cloud Sync OneDrive for Business

3. Then, a pop-up window will appear, prompting you to input various parameters such as the local path, sync direction, remote path, and more.

Task Setting

4. Click Next to review your settings. For more settings, you can click on Advanced settings to specify particular folders and file types for synchronization. Then, click Apply to initiate the backup task.

Advanced settings

Way 2. Backup Synology to OneDrive for Business with Symlink

If you've already installed the OneDrive app on your computer, you'll notice a OneDrive folder that synchronizes with the cloud. You can leverage this folder to create a Symbolic Link or Symlink, facilitating an efficient Synology Hyper Backup to OneDrive/OneDrive for Business. These advanced-level shortcut links enable you to establish connections to specific folders or files.

You can follow the steps below to backup from NAS to OneDrive for Business:

1. Locate and access the OneDrive folder, make a symbolic link, and point it to the NAS drive to synchronize the contents of N:\Data.

Please replace Data with the specific folder name and N: with the drive letter of your network drive mapped on your computer.

2. Press Win + R on your keyboard to open the Run dialog, then type cmd and press Enter to open the command prompt.

3. Next, specify mklink /d data n:\data command, like mklink /D data E:\data, and input it in Command Prompt.


4. Open the OneDrive folder on computer, and you will see an icon resembling a shortcut icon. Clicking this icon will direct you to the Network Drive. OneDrive will treat it as a regular folder and synchronize its content. As a result, a folder synchronized with Synology NAS data will appear in OneDrive.

Way 3. Backup Synology to OneDrive for Business using free backup software

If you need an easy and automatic approach to performing Synology NAS backup to OneDrive for Business, the best free backup software, AOMEI Backupper Standard, is your go-to choice.

This all-round backup tool lets you backup NAS to cloud storage including OneDrive for Business, OneDrive, Google Drive, Dropbox, etc., and you can also use it to backup OneDrive to Synology NAS with ease.

✅ It can help you facilitate auto backup from Synology NAS to OneDrive for Business using its Schedule Backup feature.
✅ You can also use it to backup Synology NAS to external hard drive, USB, network drive, and so on.
✅ In addtion to Synology NAS, it supports various NAS devices like QNAP, TrueNAS, and others.

Now, install AOMEI Backupper and launch it. Then, follow the steps below to backup Synology NAS to OneDrive for Business.

Download Freeware Win 11/10/8.1/8/7/XP
Secure Download

1. Ensure that you are logged in to the OneDrive app with your business account. Then, on the main page of AOMEI Backupper, click Backup and select File Backup.

File Backup

2. To add folders or files stored on the NAS drive:

  • Click on Add Folder or Add File.

Add Folder Files

  • On the left panel, select Share/NAS.

Select Share

  • Click Add Share or NAS Devices to incorporate the network-attached storage (NAS) device. You can either use the Display Name of your Synology NAS or its IP address (recommended) for adding the NAS device. If your NAS is encrypted, provide the Username and Password as required.

Add Network Location

  • After successfully adding the NAS device, you can then select the specific files or folders located on the NAS drive that you wish to include in your backup.

Select Destination

3. In the destination box, choose Select a cloud drive.

Select a Cloud Drive

4. A pop-up screen will appear, choose OneDrive, and click OK.

5. Configure more backup settings according to your preferences, like clicking Schedule Backup to set up auto backup. Finally, click Start Backup to backup Synology NAS to OneDrive.

Backup to OneDrive


Multiple methods are at your disposal for creating Synology backup to OneDrive for Business. If you prefer a direct approach, you can consider using either Cloud Sync or a Symbolic link subfolder, although they may require some technical proficiency.

However, for a straightforward and swift solution, opting for free backup software like AOMEI Backupper Standard is undoubtedly the best choice. It streamlines the backup process and provides a range of solutions to cater to your backup requirements. What’s more, it comes with Sync and Clone features. For example, you can use it to sync local folders to Synology NAS or do NAS to NAS sync effortlessly.

Jonna · Editor
Jonna joined AOMEI in 2021 and has become a professional in the areas of computer backup and restoration, disk cloning, file synchronization, etc. She maintains a keen eye for the latest technology trends, ensuring that the information provided is always in step with industry developments.