Horizon Cloud Service: AKS and Istio Cluster Version Upgrade - Maintenance Window: Day of Week, Month Day, Year -<All Regions> Broker Test

Scheduled for Oct 4, 06:59 - 10:59 UTC

Scheduled

Horizon Cloud Service is performing maintenance on AKS(* *) and Istio (* *) cluster version upgrade on * * region in the below maintenance window.

Horizon Cloud Maintenance Window:
• Start: [Day of Week, Month Day, Year 00:00 AM UTC]
• End: [Day of Week, Month Day, Year 00:00 AM UTC]

Impact:
Possible disruption to services, no outages expected
Possible degradation in service performance / increase in latency

Service reliability is a top priority at Horizon Cloud and we are making continuous improvements to better our systems.

Please visit Service Support Website at http://my.vmware.com or call Service Support Line at 1-877-4VMWARE if you need additional assistance.

Thanks for your patience.

Additional Information:
• VMware will provide additional updates on our Unified Status page (http://status.workspaceone.com) until the maintenance activity is complete.

Thank You,
VMware Horizon Communications Team

Posted Sep 29, 2026 - 07:07 UTC

This scheduled maintenance affects: Horizon Cloud Service Next-Gen (Horizon Portal - Broker - US, Horizon Portal - Broker - Ireland, Horizon Portal - Broker - Japan).