Microsoft has confirmed that the issue is resolved. If you are experiencing any residual effects from this issue, please open a Service Request for assistance. We apologize for the inconvenience and thank you for your patience and continued support.
Service reliability is a top priority at Horizon Cloud Service, and we are making continuous improvements to better our systems.
Posted Apr 25, 2026 - 02:05 UTC
Update
Azure reports that service in East US Availability Zone 01 has been restored. Mitigation efforts are currently focused on addressing a regression within Availability Zones 02 and 03. Microsoft expects to resolve these remaining issues within the next few hours.
We are actively monitoring the situation and will provide another update within the next 4 hours or sooner as more information becomes available.
Posted Apr 25, 2026 - 01:03 UTC
Monitoring
Microsoft Azure has made progress in mitigating the issue in the East US region. Recovery has been completed in Availability Zone 01, and improvements are being observed. However, mitigation efforts are still ongoing in Availability Zones 02 and 03 due to a regression, with resolution expected within the next couple of hours.
We are actively monitoring the situation and will provide another update within the next 2 hours or sooner as more information becomes available.
Posted Apr 24, 2026 - 23:00 UTC
Update
Microsoft Azure has identified the issue, and mitigation efforts are in progress in the East US region.
Our team is actively monitoring the situation and will provide another update within the next 2 hours or sooner as more information becomes available.
Posted Apr 24, 2026 - 18:39 UTC
Update
The Horizon Cloud Service team is currently investigating issues affecting the launch of new virtual desktop sessions, resulting from an ongoing Microsoft Azure outage in EastUS region.
Our team is actively monitoring the situation and will provide another update within the next 2 hours or sooner as more information becomes available.
Posted Apr 24, 2026 - 16:11 UTC
Investigating
The Horizon Cloud Service team is investigating an issues impacting session launch in Azure EastUS region. Customer's may experience failure while launching desktops or applications.
We are actively working to determine the root cause and will provide updates as more information becomes available.
Service reliability is a top priority for Horizon Cloud Service, and we are committed to continuous improvements in our systems.
Posted Apr 24, 2026 - 15:10 UTC
This incident affected: Horizon Cloud Service Next-Gen (Horizon Cloud Service Next-Gen - United States, VM Hub - US).