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Fix OneNote 2016 Not Syncing or Opening on Windows 11

Maira MehtabMaira Mehtab Oct 16, 2026 869 views

Question details

Users are unable to sync or open their OneNote 2016 notebooks after migrating to a new Windows 11 computer.

How to Fix OneNote 2016 Not Syncing or Opening on Windows 11
Product
Microsoft OneNote 2016
Device & OS
Windows 11
Scenario
Migrating to a new PC and attempting to access or sync existing OneNote notebooks.
Observed behavior
OneNote stops synchronizing, displays ownership errors, or fails to open notebooks online.
Before you start

Ensure your computer has an active internet connection and verify the exact email address and password for the Microsoft account associated with your notebooks.

Solution 1Recommended

Verify Account and Re-sign into OneNote

Sync issues often occur due to authentication glitches on a new PC. Re-signing in refreshes the connection to your Microsoft account.

When moving to a new Windows 11 computer, cached credentials can cause conflicts, leading OneNote to report that you are not the owner of your own notebooks.

1
Open Account Settings

Launch OneNote 2016 on your Windows 11 computer. Click on 'File' in the top-left corner and select 'Account' from the left-hand menu.

2
Verify User Information

Check the User Information section to ensure you are logged in with the exact Microsoft account that originally created and owns the notebooks.

3
Sign Out and Restart

Click 'Sign out' under your account details. Close OneNote completely, then reopen the application.

4
Sign In Again

Go back to File > Account, click 'Sign in', and enter your Microsoft account credentials to restore the synchronization connection.

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Frequently Asked Questions

Why does OneNote say I don't have permission to sync this notebook?

This usually happens if you are logged in with a different Microsoft account than the one used to create the notebook. Verify your active account credentials by navigating to File > Account in OneNote 2016.

Do I need to buy Microsoft 365 to fix OneNote 2016 sync errors?

No, an upgrade is not required. OneNote 2016 sync issues are generally related to account authentication, temporary server outages, or local cache errors rather than licensing.

Where are my OneNote 2016 local backups stored on Windows 11?

By default, local backups for OneNote 2016 in Windows 11 are located in C:\Users\[YourUsername]\AppData\Local\Microsoft\OneNote\16.0\Backup. You can access these files if cloud synchronization fails completely.