MC1035701 - Immediate Action Required: 6 Months left, Migrate to OneNote on Windows Now!

Updated March 20,April 16, 2025: We have updated the content. Thank you for your patience.

As we continue to enhance OneNote with a unified and modern experience, we want to remind you that OneNote for Windows 10 will reach end of support on October 14, 2025. To avoid disruptions, we strongly urge your organizationyou to fully transition to OneNote on Windows (OneNote M365)for Microsoft 365) and uninstall the legacy applicationrecommend uninstalling OneNote for Windows 10 as soon as possible. Migrating ensures continued accesspart of this process to avoid user confusion. This migration will ensure your team stay up to date with the latest features, security updates, and a modernized experience. performance improvements.

When this will happen:

OneNote for Windows 10 will reach end of support on October 14, 2025.

How this affects your organization:]

• Enhanced Security & Compliance:Compliance: OneNote for Windows 10 will not receive new security features, such as Sensitivity Labeling, because it does not support Microsoft Information Protection (MIP) sensitivity labeling, which. As a result, users still using OneNote for Windows 10 will be unable to access labeled content once labeling is essential for securing sensitive data. Users relying on outdated versions will lose accessenabled in OneNote.
• Access to labeled content.
• New Features & AI-Powered Copilot:Copilot: OneNote on Windows (OneNote M365)(Microsoft 365) is the future of OneNote,our primary OneNote experience, with continuous investmentongoing investments in AI-powered featurestools like Copilot to enhanceboost productivity. OneNote on Windows 10 no longer receives any new functionality.
• Improved Performance & Support: The legacy versionSupport: OneNote for Windows 10 no longer receives updates or bug fixes, leading to potentialwhich may impact performance issues and reduced functionality.over time.
• FasterEnhanced Sync & Collaboration:Collaboration: OneNote for Microsoft 365 is continually improving sync and reliability. Starting in June 2025, users of OneNote for Windows 10 willmay experience changes to their sync behavior due to updates in security and services, which may require reopening notebooks to resume syncing. Additionally, the sync experience on OneNote for Windows 10 may be slower sync performance, impacting real-time collaboration and multi-device access.compared to OneNote on Windows.
• Uninterrupted OneNote Experience: BeginningA Smooth Transition Experience: Starting in July 2025, users of OneNote for Windows 10 will seereceive in-app banners promptingbanner notifications guiding them to switch to OneNote (M365), which could impactfor Microsoft 365 ensuring a smooth transition and continuity in their workflows. workflow.

What you can do to prepare:

Don't wait untilTo help your users face disruptions—migrate them now using ourtransition smoothly, we recommend starting the migration process now. Our migration guide and script for a seamless transition. An external link was removedare available to protect your privacy.support you every step of the way.

Migration guide: OneNote for Windows 10 migration guidance - Microsoft 365 Apps | Microsoft Learn 

For assistance, contact:

• Microsoft Support
• OneNote In-app Support via Help > Support in OneNote on Windows (Win32). Windows.

We appreciate your swift actionpartnership in ensuring amaking this transition as smooth transition.as possible for your organization. Thank you for your continued support!