Microsoft 365

Title: Users may experience delays or failures across multiple Microsoft 365 services User impact: Users may experience delays or failures across multiple Microsoft 365 services. More info: Affected impact scenarios include, but aren't limited to: Exchange Online: - Unable to access the service using any connection method Microsoft Teams: - Unable to load meetings notes during Microsoft Teams meetings Microsoft Loop: - Unable to modify sensitivity labels in Loop components Microsoft Purview: - Compliance policy sync mail fail SharePoint Online: - Certain operations within SharePoint Online Current status: Current status: This is a continuation of the events previously communicated via TM1125264, MO1125240, and EX1125232. Our investigation has identified that a recent update to the Substrate data services pipeline contains an error, resulting in impact. We're in the process of reverting this change to remediate impact and will provide a mitigation timeline once available. Scope of impact: This issue affects Internal Microsoft Service Dog Food (SDF) users only. Start time: Wednesday, July 30, 2025, at 3:00 PM UTC Root cause: A recent update to the Substrate data services pipeline contains an error, resulting in impact. Next update by: Thursday, July 31, 2025, at 2:00 AM UTC

Title: Users may be experiencing issues with both sending and receiving emails User impact: Some users may be experiencing issues with both sending and receiving emails. Current status: We're investigating reports of an issue and checking for impact to your organization. We'll provide an update within 60 minutes.

Title: Potential issues accessing mailboxes via one or more connection methods User impact: Users may experience errors or failures when accessing their mailbox via one or more Exchange Online connection methods. Current status: We're investigating a potential issue and checking for impact to your organization. We'll provide an update within 60 minutes.

Title: Potential issues accessing mailboxes via one or more connection methods User impact: Users may experience errors or failures when accessing their mailbox via one or more Exchange Online connection methods. Current status: We're investigating a potential issue and checking for impact to your organization. We'll provide an update within 60 minutes.

Users report inability to log in, load pages, or access data in Microsoft Forms. Issues noted across different devices and networks. Error references (A, B, C) common.

Title: Some users may be unable to log in to or access Microsoft Forms User impact: Users may be unable to log in to or access Microsoft Forms. Current status: We're conducting analysis of service telemetry to understand more about the issue and determine our next troubleshooting steps. Scope of impact: Impact is specific to some users located on or served through the affected infrastructure, attempting to access Microsoft Forms. Next update by: Friday, July 4, 2025, at 9:30 AM UTC