
Method 1: Re-Sign with your OneNote accountĪs it turns out, in most cases, the ‘Onenote needs a password to sync this notebook’ will occur due to a generic glitch that can be easily resolved by logging out and back into the OneNote application. This problem can be resolved by using the self-repair function via Programs and Features.
Corrupted Office installation – In rare circumstances, this problem might also occur due to some type of file corruption located inside your Office installation folder. In this case, you can fix the issue by disabling or uninstalling the proxy server while OneNote is opened. This creates issues with a lot of Office applications including OneNote since Windows the authentication client might not allow the process to complete. VPN or Proxy interference – As it’s been confirmed by dozens of affected users, this problem might occur in situations where the user is using a proxy server or a private internet connection. If this scenario is applicable, you can fix the issue by adding a Sharepoint URL to the list of trusted Sites from Internet Options. SharePoint URL is not added to the list of Trusted Sites – If you’re encountering this issue with OneNote notebooks hosted on a SharePoint site, it’s very likely the issue occurs because the application is forced to query for the SharePoint login every time the user launches the app. In this case, you can fix the issue by using the Control Panel to open Credential Manager and removing any Office-related credentials. Windows Credentials stores corrupted data – It’s also possible that the issue is beyond OneNote and it’s actually caused by a wider system file corruption issue caused by corrupted data stored inside the Windows Credential Manager utility. In this case, you can resolve the issue easily by re-signing with OneNote account from within the app. Is typically appears if the user tries to open the OneNote app after a major update without restarting the machine. OneNote account glitch – As it turns out, there is one generic glitch that will cause this behavior.