Users may have experienced issues with multiple Microsoft 365 features or services.
ID	Workload Feature	Title	Classification	Severity	Start Time	Last Updated
MO1009364	Microsoft 365 suite Portal Access	Some users may have experienced issues with multiple Microsoft 365 features or services	advisory		03-Feb-2025 17:00	10-Mar-2025 07:45
Update: 10-Mar-2025 07:45 Title: Some users may have experienced issues with multiple Microsoft 365 features or services User Impact: Users may have experienced issues with multiple Microsoft 365 features or services. More Info: Impacted Microsoft 365 services and scenarios included: Microsoft Viva Engage impacted scenario: - Users may have been able to use the Import from CSV functionality to add members to Microsoft Viva Engage communities. Microsoft Teams impacted scenario: - When the Microsoft Teams groups are about to expire, owners may have received an alert to inform them of the expiration. General impact: - When Microsoft 365 groups become ownerless it will notify the group members via email, but users may have been able to click on the accept button to become the new owner. Final Status: We've confirmed impact is no longer occurring after an extended period of monitoring. Scope of Impact: Impact was specific to some users who were served through the affected infrastructure. Start Time: Monday, February 3, 2025, at 10:00 PM UTC End Time: Tuesday, March 4, 2025 at 10:09 AM UTC Root Cause: A recent update to improve governance was causing impact to multiple Microsoft 365 services. Next Steps: - We're reviewing our standard service update procedures to better identify similar issues during our development and testing cycles. This is the final update for this event. Update: 26-Feb-2025 05:53 Title: Some users may experience issues with multiple Microsoft 365 features or services User Impact: Users may experience issues with multiple Microsoft 365 features or services. More Info: Impacted Microsoft 365 services and scenarios are listed below: Microsoft Viva Engage impacted scenario: - Users may not be able to use the Import from CSV functionality to add members to Microsoft Viva Engage communities. Microsoft Teams impacted scenario: - When the Microsoft Teams groups are about to expire, owners may not receive an alert to inform them of the expiration. General impact: - When Microsoft 365 groups become ownerless it will notify the group members via email, but users may not be able to click on the accept button to become the new owner. Current Status: We've successfully restarted the reversion process in our internal environment, which will then automatically roll out to our production environments. We're expecting the deployment to be completed in our production environments by Sunday, March 9, 2025. After this, we will monitor the affected environments for an extended period to ensure that the impact has been fully remediated. Scope of Impact: Impact is specific to some users who are served through the affected infrastructure. Start Time: Monday, February 3, 2025, at 10:00 PM UTC Root Cause: A recent update to improve governance is causing impact to multiple Microsoft 365 services. Next Update By: Monday, March 10, 2025, at 12:00 PM UTC Update: 25-Feb-2025 07:22 Title: Some users may experience issues with multiple Microsoft 365 features or services User Impact: Users may experience issues with multiple Microsoft 365 features or services. More Info: Impacted Microsoft 365 services and scenarios are listed below: - When Microsoft 365 groups become ownerless it will notify the group members via email, but users may not be able to click on the accept button to become the new owner. Microsoft Teams impacted scenario: - When the Microsoft Teams groups are about to expire, owners may not receive an alert to inform them of the expiration. Microsoft Viva Engage impacted scenario: - Users may be unable to use the bulk import functionality in Microsoft Viva Engage. Current Status: We're continuing to attempt the reversion and progressing with exploring alternative actions to speed up the process. Scope of Impact: Impact is specific to some users who are served through the affected infrastructure. Start Time: Monday, February 3, 2025, at 10:00 PM UTC Root Cause: A recent Azure library update to improve our governance alerts is inadvertently breaking the flows for multiple Microsoft 365 services. Next Update By: Wednesday, February 26, 2025, at 12:00 PM UTC Update: 25-Feb-2025 04:46 Title: Some users may experience issues with multiple Microsoft 365 features or services User Impact: Users may experience issues with multiple Microsoft 365 features or services. More Info: Impacted Microsoft 365 services and scenarios are listed below: - When Microsoft 365 groups become ownerless it will notify the group members via email, but users may not be able to click on the accept button to become the new owner. Microsoft Teams impacted scenario: - When the Microsoft Teams groups are about to expire, owners may not receive an alert to inform them of the expiration. Microsoft Viva Engage impacted scenario: - Users may be unable to use the bulk import functionality in Microsoft Viva Engage. Current Status: We're continuing to revert the update but due to some unexpected failures, it is taking longer than anticipated. We're continuing to attempt the reversion and exploring alternative actions to speed up the process. Scope of Impact: Impact is specific to some users who are served through the affected infrastructure. Start Time: Monday, February 3, 2025, at 10:00 PM UTC Root Cause: A recent Azure library update to improve our governance alerts is inadvertently breaking the flows for multiple Microsoft 365 services. Next Update By: Tuesday, February 25, 2025, at 2:30 PM UTC Update: 18-Feb-2025 10:10 Title: Some users may experience issues with multiple Microsoft 365 features or services User Impact: Users may experience issues with multiple Microsoft 365 features or services. More Info: Impacted Microsoft 365 services and scenarios, include but aren't limited to: - When Microsoft 365 groups become ownerless it will notify the group members via email, but users may not be able to click on the accept button to become the new owner. Microsoft Teams impacted scenario: - When the Microsoft Teams groups are about to expire, owners may not receive an alert to inform them of the expiration. Microsoft Viva Engage impacted scenario: - Users may be unable to use the bulk import functionality in Microsoft Viva Engage. Current Status: We're continuing to revert the update which is expected to be complete in our testing environment by Tuesday, February 25, 2025. Once completed, we'll initiate the reversion for affected users. Scope of Impact: Impact is specific to some users who are served through the affected infrastructure. Start Time: Monday, February 3, 2025, at 10:00 PM UTC Root Cause: A recent Azure library update to improve our governance alerts is inadvertently breaking the flows for multiple Microsoft 365 services. Next Update By: Tuesday, February 25, 2025, at 11:00 AM UTC Update: 18-Feb-2025 08:51 Title: Some users may experience issues with multiple Microsoft 365 features or services User Impact: Users may experience issues with multiple Microsoft 365 features or services. More Info: Impacted Microsoft 365 services and scenarios, include but aren't limited to: - When Microsoft 365 groups become ownerless it will notify the group members via email, but users may not be able to click on the accept button to become the new owner. Microsoft Teams impacted scenario: - When the Microsoft Teams groups are about to expire, owners may not receive an alert to inform them of the expiration. Microsoft Viva Engage impacted scenario: - Users may be unable to use the bulk import functionality in Microsoft Viva Engage. Current Status: We've identified that a standard service update, intended to enhance various Microsoft 365 services, has unintentionally caused impact. We're reverting the aforementioned update to mitigate impact. Scope of Impact: Impact is specific to some users who are served through the affected infrastructure. Start Time: Monday, February 3, 2025, at 10:00 PM UTC Root Cause: A standard service update, intended to enhance various Microsoft 365 services, has unintentionally caused impact. Next Update By: Tuesday, February 18, 2025, at 4:00 PM UTC