BitTitan experienced a notice incident on April 17, 2025 affecting MigrationWiz and MigrationWiz DE, lasting 75d 20h. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- identified Apr 17, 2025, 03:49 PM UTC
As of March 31, 2025, Microsoft has ended support for app-only authentication in the OneNote API. To maintain functionality, users must switch to delegated authentication. This is a Microsoft platform change, and MigrationWiz cannot mitigate this. Microsoft’s Official Announcement(https://learn.microsoft.com/en-us/graph/api/resources/onenote-api-overview?view=graph-rest-1.0) Using Delegated Permissions for OneDrive, SharePoint, and Teams migrations(https://help.bittitan.com/hc/en-us/articles/360038153373-Using-Delegated-Permissions-for-OneDrive-SharePoint-and-Teams-migrations)
- resolved Jul 02, 2025, 12:05 PM UTC
As of March 31, 2025, Microsoft no longer supports app-only authentication for the OneNote API. If you need to migrate OneNote files, you must use delegated permissions in accordance with Microsoft’s changes. For more information, please review our Help Center article(https://help.bittitan.com/hc/en-us/articles/360038153373-Using-Delegated-Permissions-for-OneDrive-SharePoint-and-Teams-migrations). If you have any questions, feel free to contact our support team.