Outage category: Microsoft 365 Apps for Enterprise
Location: Microsoft 365 service wide issue. Microsoft is reporting the issue was from Aug 24 9am EDT - 3:40 PM EDT
Status: Closed
Resolved Alert: Mon, August 24, 2026 11:03 pm
Initial Symptoms
Support received calls of licensed users not able to use applications within the MS Office suite. MS posted a service alert.
Root Cause Analysis
Cause
From Vendor: A processing bottleneck within the service reduced its ability to handle incoming requests efficiently. As request volume accumulated, some requests experienced delays or timed out before they could be completed.
Resolution
MS implemented performance optimizations on affected Office 365 service infrastructure to assist with processing the activation backlog and to assist with recovering service reliability.
Prevention
MS is looking into Adding More Compute Capacity for the licensing service so it can absorb higher request volumes., Optimizing Service Calls – reviewing and optimizing how the service processes and prioritizes incoming service calls Increasing Detection Signals:, expanding monitoring to track request volume and traffic patterns by source in real time, so unusual spikes are flagged and addressed before they impact customers.