OneNote is a handy tool that many of us use to organize notes, manage tasks, and collaborate on projects. But have you ever paused to wonder where all those notes and notebooks actually reside on your computer? Discovering the location of OneNote files can be quite enlightening, especially if you're interested in backing them up or migrating them to another device. Let's unpack this topic and see where OneNote stores its data.
Understanding OneNote Versions
Before we embark on locating those files, let's first understand the different versions of OneNote. Yes, there are a few, and they don't all handle storage in the same way.
- OneNote for Windows 10: This is the UWP (Universal Windows Platform) version that comes pre-installed with Windows 10. It's designed to work seamlessly with Microsoft's cloud services.
- OneNote 2016: This is part of the Microsoft Office suite. It's a desktop application with more robust features compared to its Windows 10 counterpart.
- OneNote Online: This is the web version of OneNote that runs in a browser and stores everything online in OneDrive.
Each of these versions handles file storage a bit differently, so knowing which one you're working with is important when trying to find where your notes are kept.
OneNote for Windows 10 Storage
If you're using OneNote for Windows 10, your notes are primarily stored in the cloud, specifically in OneDrive. This cloud-based storage means you can access your notes from any device with an internet connection, which is pretty convenient.
However, this doesn't mean you have no local files at all. OneNote keeps a cache on your local device to make things run smoothly. You can find this cache in a hidden folder. Here's how to locate it:
- Open File Explorer on your PC.
- In the address bar, type
%localappdata%\Microsoft\OneNote
and hit Enter. - Look for a folder named after your OneNote version, like "16.0" for OneNote 2016.
This cache folder contains temporary files that help OneNote run efficiently, but it's not the place to go if you want to back up your notes manually.
OneNote 2016 Storage
OneNote 2016, on the other hand, offers more flexibility when it comes to file storage. You can save your notebooks to local drives, network drives, or OneDrive.
Here's where you can typically find OneNote 2016 files:
- If saved on OneDrive, they're under the "Documents" folder in your OneDrive.
- If saved locally, they're usually in a folder named "OneNote Notebooks" within your "Documents" folder.
To change the save location or find where a specific notebook is stored, open OneNote 2016, click on "File," then "Info." You'll see the location of your notebooks here, and you can move them if needed.
OneNote Online and Its Storage
OneNote Online is straightforward when it comes to storage. Everything is stored in OneDrive, so there's no local storage to worry about. This makes it easy to access your notes from anywhere and share them with others.
But remember, since it's all online, having a reliable internet connection is crucial. If you're working in a place with spotty Wi-Fi, you might find this a bit challenging.
Accessing OneNote Files Across Devices
One of the beauties of OneNote, especially with OneDrive integration, is the ability to access your notes across multiple devices. This seamless transition between your laptop, phone, or tablet is a game-changer for productivity.
For instance, if you're jotting down notes on your phone during a meeting, you can continue working on them on your computer at home without missing a beat. This also reduces the risk of losing your notes, as they're continuously synced with OneDrive.

Backing Up OneNote Files
Backing up your OneNote files is a wise move to prevent data loss. While OneDrive does offer some level of protection with its version history feature, having a local backup can be reassuring.
Backing Up OneNote 2016 Locally
For OneNote 2016, backing up is relatively simple:
- Open OneNote 2016.
- Click on "File" and then "Options."
- Select "Save & Backup" from the menu.
- Under "Backup," click "Back Up All Notebooks Now."
This will create a copy of your notebooks on your local drive, which you can then transfer to an external hard drive or another storage solution.
OneNote for Windows 10 and Online
For OneNote for Windows 10 and OneNote Online, backing up is a bit trickier since these rely heavily on OneDrive. You can download individual notebooks from OneDrive to your PC as a backup:
- Go to the OneDrive website and log in.
- Navigate to the "Documents" folder where your OneNote files are stored.
- Select the notebook you want to back up, and click "Download."
Restoring OneNote Files
Restoration processes will vary based on where your OneNote files are stored. If you're using OneNote 2016, it's as simple as opening the backup file from your local drive.
For the cloud-based versions, you would typically rely on OneDrive's version history to restore an earlier version of your notebook. Here's how:
- Open OneDrive in your browser and navigate to the "Documents" folder.
- Find the notebook you want to restore.
- Right-click and choose "Version History."
- Select the version you wish to restore.
This is particularly helpful if you've accidentally deleted something important or if your notebook has become corrupted for some reason.
Moving OneNote Files to Another Device
Moving your OneNote files to a new device is relatively straightforward, thanks to OneDrive. For OneNote 2016, you can manually transfer files using a USB drive or an external hard drive.
Transferring OneNote 2016 Files
Here's a quick rundown:
- Locate your OneNote files on the old device, usually in the "OneNote Notebooks" directory under "Documents."
- Copy these files onto your external drive.
- Plug the external drive into your new device and copy the files to your preferred location.
- Open OneNote 2016 on the new device and navigate to "File" > "Open." Browse to the location where you saved your files and open them.
For Cloud-Based OneNote Versions
If you're using OneNote for Windows 10 or OneNote Online, simply install the application on your new device, log into your Microsoft account, and your notebooks will sync automatically.
Troubleshooting Common Issues
Even with its usefulness, OneNote can sometimes present challenges, particularly when it comes to syncing or accessing files. Here are a few common issues and how you might troubleshoot them:
Sync Issues
Sometimes you might notice your notes aren't syncing properly across devices. This can be frustrating, but it's usually easily fixed:
- Check your internet connection. A weak or unstable connection can cause syncing problems.
- Make sure you're signed in to the correct Microsoft account on all devices.
- Try restarting the application or your device.
- If the issue persists, manually force a sync by clicking on "File" > "Sync All Notebooks."
Access Denied Errors
Occasionally, you might run into access denied errors when trying to open a notebook. This typically happens if you're trying to access a notebook that's stored on OneDrive with a different account or if permissions have changed.
- Double-check you're signed into the correct account.
- Review sharing permissions in OneDrive to ensure you have access.
- If needed, contact the owner of the notebook to request access.


Spell and OneNote
While OneNote is a fantastic tool for organizing and capturing ideas, sometimes you need more robust document editing capabilities. This is where Spell can come into play. Imagine having all the power of an AI-driven document editor at your fingertips, allowing you to draft, edit, and refine content seamlessly. Spell integrates collaborative features and AI enhancements that can complement your use of OneNote, especially when you need to transform your notes into polished documents.
Security Considerations for OneNote Files
When you think about where your OneNote files are stored, it's also important to consider security. Notes can often contain sensitive information, from meeting minutes to personal ideas. Keeping these secure should be a priority.
Here are a few tips to ensure your OneNote files remain safe:
- Use strong passwords: If you save your OneNote files locally, ensure your computer is protected with a strong password.
- Enable two-factor authentication: For OneNote Online and Windows 10 versions, enabling two-factor authentication on your Microsoft account adds an extra layer of security.
- Regular backups: Regularly back up your important notes, either locally or on a secure cloud platform that's separate from your main OneDrive account.
By keeping these security measures in mind, you can protect your valuable information from unauthorized access or data loss.
Using Spell for Enhanced Productivity
While OneNote excels in note-taking and organization, sometimes you need a more specialized tool for document creation and editing. This is where Spell shines, providing an AI-powered document editor that enhances productivity. With Spell, you can create high-quality documents quickly and efficiently, leveraging AI to draft, refine, and perfect your work. It's an ideal companion for those looking to take their OneNote notes to the next level by turning them into professional documents.
Final Thoughts
Understanding where OneNote files are stored can make managing and backing up your notes much easier. Whether you're using the cloud-based versions or the desktop application, knowing how to access and secure your files is essential. And if you're looking to elevate your document creation process, Spell is here to help you craft high-quality documents quickly and effectively, making your workflow smoother and more efficient.