anthropic
Some Windows users unable to use Cowork
Status: resolved | Severity: degraded
Cite this incidentTimeline
Started: 2026-02-21T05:00:00.000Z
Updated: 2026-02-21T20:17:59.227Z
Resolved: 2026-02-21T05:00:00.000Z
Impact scope
Impacted regions: None reported
Impacted models: None reported
Impacted components: None reported
Official sources
Provider: anthropic
View official incident pageUpdates
resolved
Some Windows users on v1.1.3918 of Desktop saw a "Virtualization is not enabled" message and were not able to use Cowork. Resolved in v1.1.3963
2026-02-21T20:16:39.809Z