updates

Author: msmimart

articles/active-directory/b2b/b2b-fundamentals.md

@@ -19,6 +19,9 @@ ms.collection: M365-identity-device-management
 # Azure Active Directory B2B best practices
 This article contains recommendations and best practices for business-to-business (B2B) collaboration in Azure Active Directory (Azure AD).
 
+   > [!IMPORTANT]
+   > **Starting March 31, 2021**, Microsoft will no longer support the redemption of invitations by creating unmanaged Azure AD accounts and tenants for B2B collaboration scenarios. In preparation, we encourage customers to opt into [email one-time passcode authentication](one-time-passcode.md). We welcome your feedback on this public preview feature and are excited to create even more ways to collaborate.
+
 ## B2B recommendations
 | Recommendation | Comments |
 | --- | --- |

articles/active-directory/b2b/troubleshoot.md

@@ -20,6 +20,9 @@ ms.collection: M365-identity-device-management
 
 Here are some remedies for common problems with Azure Active Directory (Azure AD) B2B collaboration.
 
+   > [!IMPORTANT]
+   > **Starting March 31, 2021**, Microsoft will no longer support the redemption of invitations by creating unmanaged Azure AD accounts and tenants for B2B collaboration scenarios. In preparation, we encourage customers to opt into [email one-time passcode authentication](one-time-passcode.md). We welcome your feedback on this public preview feature and are excited to create even more ways to collaborate.
+
 ## I’ve added an external user but do not see them in my Global Address Book or in the people picker
 
 In cases where external users are not populated in the list, the object might take a few minutes to replicate.
@@ -89,9 +92,6 @@ To resolve this problem, you must take over the abandoned tenant. Refer to  [Tak
 
 If the identity tenant is a just-in-time (JIT) or viral tenant (meaning it's a separate, unmanaged Azure tenant), only the guest user can reset their password. Sometimes an organization will [take over management of viral tenants](https://docs.microsoft.com/azure/active-directory/users-groups-roles/domains-admin-takeover) that are created when employees use their work email addresses to sign up for services. After the organization takes over a viral tenant, only an administrator in that organization can reset the user's password or enable SSPR. If necessary, as the inviting organization, you can remove the guest user account from your directory and resend an invitation.
 
-   > [!IMPORTANT]
-   > **Starting March 31, 2021**, Microsoft will no longer support the redemption of invitations by creating unmanaged Azure AD accounts and tenants for B2B collaboration scenarios. In preparation, we encourage customers to opt into [email one-time passcode authentication](one-time-passcode.md). We welcome your feedback on this public preview feature and are excited to create even more ways to collaborate.
-
 ## A guest user is unable to use the AzureAD PowerShell V1 module
 
 As of November 18, 2019, guest users in your directory (defined as user accounts where the **userType** property equals **Guest**) are blocked from using the AzureAD PowerShell V1 module. Going forward, a user will need to either be a member user (where **userType** equals **Member**) or use the AzureAD PowerShell V2 module.