| Event | Date | Probability of Windows 12 Announcement | |-------|------|-----------------------------------------| | Microsoft Ignite (Fall 2025) | November 2025 | Medium – Could unveil "Next Valley" preview. | | CES 2026 | January 2026 | Low – Not a typical Microsoft OS launch event. | | Build 2026 | May 2026 | High – Most likely for developer beta ISO release. | | General Availability (GA) | October 2026 | High – Matches historical fall release pattern. |
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