From Microsoft Corporation
MC215678, Plan For Change, Published date: Jun 9, 2020
Major update: AnnouncementApplies To: All
Microsoft To Do will support list sharing between personal and work accounts. This lets users in your organization join, view, modify, and add data to lists owned by personal Microsoft accounts.
This change is associated with Microsoft 365 Roadmap ID: 63052
When this will happen
We will begin rolling out to Targeted release in mid-June and expect to be complete for all customers in mid-July.How this will affect your organization
Once available, this feature will be enabled by default and users will have the ability to join lists that are shared from an external personal account. Enterprise users will not be able to share their lists with external personal accounts.What you need to do to prepare
You may consider updating your training and documentation as appropriate.