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Microsoft 365 Status on X: "We're continuing to deploy our mitigation across the affected environment and users should begin to see gradual recovery to mail flow. In parallel, we're restarting targeted sections of the affected infrastructure to aid the recovery of the downstream scenarios. For more information, please see EX1464935 and MO1465074 in the admin center."

@MSFT365Status
Microsoft 365 Status
@MSFT365Status
We're continuing to deploy our mitigation across the affected environment and users should begin to see gradual recovery to mail flow. In parallel, we're restarting targeted sections of the affected infrastructure to aid the recovery of the downstream scenarios. For more information, please see EX1464935 and MO1465074 in the admin center.
11:47 PM · Aug 31, 2026·
21.3K
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The official @Microsoft account for updates on certain @Microsoft365 service incidents. Get push notifications on our admin app: https://t.co/pGaOsdAblF.

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  • @MSFT365Status
    Microsoft 365 Status
    @MSFT365Status
    Aug 31
    We're investigating reports of Exchange Online issues. Please see EX1464935 in the admin center for more information.
    238
  • @MSFT365Status
    Microsoft 365 Status
    @MSFT365Status
    Aug 31
    Our investigation indicates that a misconfiguration issue may be preventing authentication components from deploying as expected to a portion of infrastructure, and we're reexamining recent changes made to the service to determine why this is occurring. Additionally, we are
    21
  • @MSFT365Status
    Microsoft 365 Status
    @MSFT365Status
    Aug 31
    We're continuing to review recent changes to the service to definitively confirm the source of the problem. In parallel, we're testing and implementing various mitigations in an effort to provide relief more expediently to affected users. For more information, please see
    43
  • @MSFT365Status
    Microsoft 365 Status
    @MSFT365Status
    We're continuing to deploy our mitigation across the affected environment and users should begin to see gradual recovery to mail flow. In parallel, we're restarting targeted sections of the affected infrastructure to aid the recovery of the downstream scenarios. For more information, please see EX1464935 and MO1465074 in the admin center.
    11:47 PM · Aug 31, 2026·
    21.3K
    Views
    18
  • @MSFT365Status
    Microsoft 365 Status
    @MSFT365Status
    Sep 1
    We continue to see gradual improvements to the service as our mitigation actions are applied. We still expect users to experience varying degrees of impact and mail delays while we fully resolve the issue. For more information, please see EX1464935 and MO1465074 in the admin
    11
    @MSFT365Status
    Microsoft 365 Status
    @MSFT365Status
    Sep 1
    Our recovery efforts are ongoing and we still continue to see gradual relief to email delivery; however, search functionality remains degraded. We're working to identify additional actions to expediate full recovery. For more information, please see EX1464935 and MO1465074 in the
    5
    @MSFT365Status
    Microsoft 365 Status
    @MSFT365Status
    Sep 1
    Our investigation indicates that mailbox connectivity has returned to expected service thresholds. We're continuing to work on restoring search functionality as our top priority. For more information, please see EX1464935 and MO1465074 in the admin center.
    2
    @MSFT365Status
    Microsoft 365 Status
    @MSFT365Status
    Sep 1
    We can confirm that mail flow is continuing to work as expected and queues are draining as expected. Our focus remains on restoring search functionality. For more information, please see EX1464935 and MO1465074 in the admin center.
    3
    @MSFT365Status
    Microsoft 365 Status
    @MSFT365Status
    Sep 1
    We've observed improvement reflected in the service telemetry associated with search functionality. We're continuing our recovery actions as we monitor closely to ensure widespread remediation. For more information, please see EX1464935 and MO1465074 in the admin center.
    3
    @MSFT365Status
    Microsoft 365 Status
    @MSFT365Status
    Sep 1
    Our mitigation actions are continuing to progress within the remaining affected infrastructure. Indications from telemetry remain positive, and we've confirmed service availability is improving. We're entering a period of extended monitoring to ensure a full resolution is
    7
  • @madbad
    Ryan Donnelly
    @madbad
    Sep 1
    6 hours is an unacceptable outage. The government should break Microsoft up and Apple for that matter. They have monopolies and have zero interest in really improving their products.