Some users may experience intermittent performance issues with various Microsoft 365 services

Title: Some users may experience intermittent performance issues with various Microsoft 365 services

User impact: Users may experience intermittent performance issues with various Microsoft 365 services.

More info: The following services are impacted:

- Users may be unable to access the Exchange Online service from Internet Message Access Protocol (IMAP) and Post Office Protocol (POP3) connection methods.

- Users may experience issues performing searches in SharePoint Online, OneDrive for Business, Viva Insights, and Microsoft Teams.

- Users may not see pages load in Viva Insights.

- Users may be unable to see updates made from the Outlook client within Microsoft Teams meeting chats, such as updates to the title or attendees.

Current status: We've determined that a subset of service infrastructure hasn't been addressed by our earlier machine restarts and continue to produce impact. We're developing a fix that is designed to restart the remaining affected subset of service infrastructure and we'll provide an updated estimate for the fix deployment timeline once it becomes available.

Scope of impact: Some users that are attempting to use the various features and services outlined in the More info section may be impacted by this event.

Start time: Friday, June 23, 2023, at 2:15 AM UTC

Root cause: A network connectivity issue on portions of infrastructure that host the impacted Microsoft 365 services is resulting in the various impact scenarios outlined in the More Info section.

Next update by: Tuesday, June 27, 2023, at 1:00 AM UTC

Title: Some users may experience intermittent performance issues with various Microsoft 365 services

User impact: Users may experience intermittent performance issues with various Microsoft 365 services.

More info: The following services are impacted:

- Users may be unable to access the Exchange Online service from Internet Message Access Protocol (IMAP) and Post Office Protocol (POP3) connection methods.

- Users may experience issues performing searches in SharePoint Online, OneDrive for Business, Viva Insights, and Microsoft Teams.

- Users may not see pages load in Viva Insights.

- Users may be unable to see updates made from the Outlook client within Microsoft Teams meeting chats, such as updates to the title or attendees.

Current status: As our aforementioned efforts are taking longer than expected, we're continuing our work to gather a ETA for how long the remaining restart process may take.

Scope of impact: Some users that are attempting to use the various features and services outlined in the More info section may be impacted by this event.

Start time: Friday, June 23, 2023, at 2:15 AM UTC

Root cause: A network connectivity issue on portions of infrastructure that host the impacted Microsoft 365 services is resulting in the various impact scenarios outlined in the More Info section.

Next update by: Monday, June 26, 2023, at 4:30 PM UTC

Title: Some users may experience intermittent performance issues with various Microsoft 365 services

User impact: Users may experience intermittent performance issues with various Microsoft 365 services.

More info: The following services are impacted:

- Users may be unable to access the Exchange Online service from Internet Message Access Protocol (IMAP) and Post Office Protocol (POP3) connection methods.

- Users may experience issues performing searches in SharePoint Online, OneDrive for Business, Viva Insights, and Microsoft Teams.

- Users may not see pages load in Viva Insights.

- Users may be unable to see updates made from the Outlook client within Microsoft Teams meeting chats, such as updates to the title or attendees.

Current status: We’re continuing to perform our aforementioned efforts while working to gather a ETA for how long the remaining restart process may take.

Scope of impact: Some users that are attempting to use the various features and services outlined in the More info section may be impacted by this event.

Start time: Friday, June 23, 2023, at 2:15 AM UTC

Root cause: A network connectivity issue on portions of infrastructure that host the impacted Microsoft 365 services is resulting in the various impact scenarios outlined in the More Info section.

Monday, June 26, 2023, at 6:30 AM UTC

Title: Some users may experience intermittent performance issues with various Microsoft 365 services

User impact: Users may experience intermittent performance issues with various Microsoft 365 services.

More info: The following services are impacted:

- Users may be unable to access the Exchange Online service from Internet Message Access Protocol (IMAP) and Post Office Protocol (POP3) connection methods.

- Users may experience issues performing searches in SharePoint Online, OneDrive for Business, Viva Insights, and Microsoft Teams.

- Users may not see pages load in Viva Insights.

- Users may be unable to see updates made from the Outlook client within Microsoft Teams meeting chats, such as updates to the title or attendees.

Current status: We're continuing to complete and monitor the restart process for a small subset of service infrastructure that remains impacted, and we expect that an estimate for the remaining restarts will be available by our next scheduled update.

Scope of impact: Some users that are attempting to use the various features and services outlined in the More info section may be impacted by this event.

Start time: Friday, June 23, 2023, at 2:15 AM UTC

Root cause: A network connectivity issue on portions of infrastructure that host the impacted Microsoft 365 services is resulting in the various impact scenarios outlined in the More Info section.

Next update by: Monday, June 26, 2023, at 1:30 AM UTC

Title: Some users may experience intermittent performance issues with various Microsoft 365 services

User impact: Users may experience intermittent performance issues with various Microsoft 365 services.

More info: The following services are impacted:

- Users may be unable to access the Exchange Online service from Internet Message Access Protocol (IMAP) and Post Office Protocol (POP3) connection methods.

- Users may experience issues performing searches in SharePoint Online, OneDrive for Business, Viva Insights, and Microsoft Teams.

- Users may not see pages load in Viva Insights.

- Users may be unable to see updates made from the Outlook client within Microsoft Teams meeting chats, such as updates to the title or attendees.

Current status: We're monitoring our infrastructure restarts and internal telemetry provides that they are continuing to provide relief for users experiencing intermittent performance issues with Microsoft 365 services. We're expecting to provide an estimated timeline for the restart process and the remediation of impact once it becomes available.

Scope of impact: Some users that are attempting to use the various features and services outlined in the More info section may be impacted by this event.

Start time: Friday, June 23, 2023, at 2:15 AM UTC

Root cause: A network connectivity issue on portions of infrastructure that host the impacted Microsoft 365 services is resulting in the various impact scenarios outlined in the More Info section.

Next update by: Sunday, June 25, 2023, at 9:30 PM UTC

Title: Some users may experience intermittent performance issues with various Microsoft 365 services

User impact: Users may experience intermittent performance issues with various Microsoft 365 services.

More info: The following services are impacted:

- Users may be unable to access the Exchange Online service from Internet Message Access Protocol (IMAP) and Post Office Protocol (POP3) connection methods.

- Users may experience issues performing searches in SharePoint Online, OneDrive for Business, Viva Insights, and Microsoft Teams.

- Users may not see pages load in Viva Insights.

- Users may be unable to see updates made from the Outlook client within Microsoft Teams meeting chats, such as updates to the title or attendees.

Current status: Progress on the restarts continues to show positive trends and we're seeing associated services start to recover. Our determination on a timeline to resolution is dependent on the initial recovery rate, putting a delay on an expected resolution time. We're monitoring the portions of service infrastructure where the restarts are complete to ensure it recovers within expected service thresholds while the restarting process continues.

Scope of impact: Some users that are attempting to use the various features and services outlined in the More info section may be impacted by this event.

Start time: Friday, June 23, 2023, at 2:15 AM UTC

Root cause: A network connectivity issue on portions of infrastructure that host the impacted Microsoft 365 services is resulting in the various impact scenarios outlined in the More Info section.

Next update by: Sunday, June 25, 2023, at 7:30 PM UTC

Title: Some users may experience intermittent performance issues with various Microsoft 365 services

User impact: Users may experience intermittent performance issues with various Microsoft 365 services.

More info: The following services are impacted:

- Users may be unable to access the Exchange Online service from Internet Message Access Protocol (IMAP) and Post Office Protocol (POP3) connection methods.

- Users may experience issues performing searches in SharePoint Online, OneDrive for Business, Viva Insights, and Microsoft Teams.

- Users may not see pages load in Viva Insights.

- Users may be unable to see updates made from the Outlook client within Microsoft Teams meeting chats, such as updates to the title or attendees.

Current status: We're continuing our efforts to restart the remaining affected portions of infrastructure to fully remediate the impact and we'll provide a resolution timeline once available.

Scope of impact: Some users that are attempting to use the various features and services outlined in the More info section may be impacted by this event.

Start time: Friday, June 23, 2023, at 2:15 AM UTC

Root cause: A network connectivity issue on portions of infrastructure that host the impacted Microsoft 365 services is resulting in the various impact scenarios outlined in the More Info section.

Next update by: Saturday, June 24, 2023, at 11:00 PM UTC

Title: Some users may experience intermittent performance issues with various Microsoft 365 services

User impact: Users may experience intermittent performance issues with various Microsoft 365 services.

More info: The following services are impacted:

- Users may be unable to access the Exchange Online service from Internet Message Access Protocol (IMAP) and Post Office Protocol (POP3) connection methods.

- Users may experience issues performing searches in SharePoint Online, OneDrive for Business, Viva Insights, and Microsoft Teams.

- Users may not see pages load in Viva Insights.

- Users may be unable to see updates made from the Outlook client within Microsoft Teams meeting chats, such as updates to the title or attendees.

Current status: We've successfully restarted a portion of the affected infrastructure and confirmed that it has resolved the issue for that portion of infrastructure. We're restarting the remaining affected portions of infrastructure to fully remediate the impact. We'll provide its progress at the next scheduled communication update.

Scope of impact: Some users that are attempting to use the various features and services outlined in the More info section may be impacted by this event.

Start time: Friday, June 23, 2023, at 2:15 AM UTC

Root cause: A network connectivity issue on portions of infrastructure that host the impacted Microsoft 365 services is resulting in the various impact scenarios outlined in the More Info section.

Next update by: Saturday, June 24, 2023, at 5:00 PM UTC

Title: Some users may experience intermittent performance issues with various Microsoft 365 services

User impact: Users may experience intermittent performance issues with various Microsoft 365 services.

More info: The following services are impacted:

- Users may be unable to access the Exchange Online service from Internet Message Access Protocol (IMAP) and Post Office Protocol (POP3) connection methods.

- Users may experience issues performing searches in SharePoint Online, OneDrive for Business, Viva Insights, and Microsoft Teams.

- Users may not see pages load in Viva Insights.

- Users may be unable to see updates made from the Outlook client within Microsoft Teams meeting chats, such as updates to the title or attendees.

Current status: We've started deploying the fix to restart the affected portions of infrastructure. We anticipate the restart process will be complete by our next scheduled communication update. Once complete, we'll do testing to confirm the impact is remediated.

Scope of impact: Some users that are attempting to use the various features and services outlined in the More info section may be impacted by this event.

Start time: Friday, June 23, 2023, at 2:15 AM UTC

Root cause: A network connectivity issue on portions of infrastructure that host the impacted Microsoft 365 services is resulting in the various impact scenarios outlined in the More Info section.

Next update by: Saturday, June 24, 2023, at 4:30 AM UTC

Title: Some users may experience intermittent performance issues with various Microsoft 365 services

User impact: Users may experience intermittent performance issues with various Microsoft 365 services.

More info: The following services are impacted:

- Users may be unable to access the Exchange Online service from Internet Message Access Protocol (IMAP) and Post Office Protocol (POP3) connection methods.

- Users may experience issues performing searches in SharePoint Online, OneDrive for Business, Viva Insights, and Microsoft Teams.

- Users may not see pages load in Viva Insights.

- Users may be unable to see updates made from the Outlook client within Microsoft Teams meeting chat. Specifically, meeting update such as title or attendees generated from the Outlook client in Teams meeting chat.

Current status: We've successfully validated the fix and are preparing to initiate the service wide deployment which will restart the affected portions of infrastructures in stages. We'll provide a remediation timeline t our next update should one become available.

Scope of impact: Some users that are attempting to use the various features and services outlined in the More info section may be impacted by this event.

Start time: Friday, June 23, 2023, at 2:15 AM UTC

Root cause: A network connectivity issue on portions of infrastructure that host the impacted Microsoft 365 services is resulting in the various impact scenarios outlined in the More Info section.

Next update by: Saturday, June 24, 2023, at 3:00 AM UTC

Title: Some users may experience intermittent performance issues with various Microsoft 365 services

User impact: Users may experience intermittent performance issues with various Microsoft 365 services.

More info: The following services are impacted:

- Users may be unable to access the Exchange Online service from Internet Message Access Protocol (IMAP) and Post Office Protocol (POP3) connection methods.

- Users may experience issues performing searches in SharePoint Online, OneDrive for Business, Viva Insights, and Microsoft Teams.

- Users may not see pages load in Viva Insights.

- Users may be unable to see updates made from the Outlook client within Microsoft Teams meeting chat. Specifically, meeting update such as title or attendees generated from the Outlook client in Teams meeting chat.

Current status: We're continuing our efforts of validating the fix on a portion of test infrastructure before proceeding with the service wide deployment to resume our restoration efforts of restarting the affected portions of infrastructure.

Scope of impact: Some users that are attempting to use the various features and services outlined in the More info section may be impacted by this event.

Start time: Friday, June 23, 2023, at 2:15 AM UTC

Root cause: A network connectivity issue on portions of infrastructure that host the impacted Microsoft 365 services is resulting in the various impact scenarios outlined in the More Info section.

Next update by: Friday, June 23, 2023, at 11:30 PM UTC

Title: Some users may experience intermittent performance issues with various Microsoft 365 services

User impact: Users may experience intermittent performance issues with various Microsoft 365 services.

More info: The following services are impacted:

- Users may be unable to access the Exchange Online service from Internet Message Access Protocol (IMAP) and Post Office Protocol (POP3) connection methods.

- Users may experience issues performing searches in SharePoint Online, OneDrive for Business, Viva Insights, and Microsoft Teams.

- Users may not see pages load in Viva Insights.

- Users may be unable to see updates made from the Outlook client within Microsoft Teams meeting chat. Specifically, meeting update such as title or attendees generated from the Outlook client in Teams meeting chat.

Current status: We've confirmed that a network connectivity issue is resulting in impact and identified that a fix is needed to allow the restarts to safely continue and prevent further impact. We've halted the ongoing restarts and are validating the fix on a portion of test infrastructure before proceeding with the service wide deployment to resume our restoration efforts.

Scope of impact: Some users that are attempting to use the various features and services outlined in the More info section may be impacted by this event.

Start time: Friday, June 23, 2023, at 2:15 AM UTC

Root cause: A network connectivity issue on portions of infrastructure that host the impacted Microsoft 365 services is resulting in the various impact scenarios outlined in the More Info section.

Next update by: Friday, June 23, 2023, at 9:30 PM UTC

Title: Some users may experience intermittent performance issues with various Microsoft 365 services

User impact: Users may experience intermittent performance issues with various Microsoft 365 services.

More info: The following services are impacted:

- Users may be unable to access the Exchange Online service from Internet Message Access Protocol (IMAP) and Post Office Protocol (POP3) connection methods.

- Users may experience issues performing searches in SharePoint Online, OneDrive for Business, Viva Insights, and Microsoft Teams.

- Users may not see pages load in Viva Insights.

- Users may be unable to see updates made from the Outlook client within Microsoft Teams meeting chat. Specifically, meeting update such as title or attendees generated from the Outlook client in Teams meeting chat.

Current status: We're further investigating the potential connection issue on portions of infrastructure that host the impacted Microsoft 365 services to confirm our root cause theory. Additionally, we're continuing to restart the portion of infrastructures, while closely monitoring to ensure additional impact doesn't occur, and allowing time for monitoring availability between restarts.

Scope of impact: Some users that are attempting to use the various features and services outlined in the More info section may be impacted by this event.

Start time: Friday, June 23, 2023, at 2:15 AM UTC

Next update by: Friday, June 23, 2023, at 7:30 PM UTC

Title: Some users may experience intermittent performance issues with various Microsoft 365 services

User impact: Users may experience intermittent performance issues with various Microsoft 365 services.

More info: The following services are impacted:

- Users may be unable to access the Exchange Online service from Internet Message Access Protocol (IMAP) and Post Office Protocol (POP3) connection methods.

- Users may experience issues performing searches in SharePoint Online, OneDrive for Business, and Microsoft Teams.

- Users may not see pages load and searches may not work in Viva Insights.

Current status: Our internal monitoring system alerted us to an issue in which users may experience intermittent performance issues with various Microsoft 365 services. We've identified a potential connection issue on portions of infrastructure that hosts the impacted Microsoft 365 services, resulting in the various impact scenarios. We're further investigating the connection issue, while restarting portion of infrastructures in attempts to restore service while we continue to investigate the underlying root cause.

Scope of impact: Some users that are attempting to use the various features and services outlined in the More info section may be impacted by this event.

Start time: Friday, June 23, 2023, at 2:15 AM UTC

Next update by: Friday, June 23, 2023, at 5:30 PM UTC