Analysis ⏱ 6 min read

Windows 12 Rollout Timeline: From Canary Build to General Availability

A single timeline tracking every stage from internal development through GA and beyond.

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· · Updated Jun 19, 2025

The complete expected rollout timeline, consolidated into one chronological reference.

Stage 1: Internal Development (Q1 2023+)

Hudson Valley engineering reportedly began this quarter.

Stage 2: Canary Feature Flags (Early 2025+)

ARL and Vanguard references began appearing — most experimental, least stable.

Stage 3: Public Dev Channel (Est. Q3 2025)

Likely first broad hands-on access point.

Stage 4: Beta Channel (Est. Q4 2025)

More polished, primarily bug-fixing stage.

Stage 5: Release Preview (Est. Late Q4 2025)

Essentially a release candidate.

Stage 6: General Availability (Est. Oct-Nov 2025)

Our primary estimate, detailed in our release date analysis.

Stage 7-9: Staged Rollout, Enterprise, LTSC

Following Windows 11's precedent, broader rollout continues for months, enterprise adoption for over a year, LTSC for years.

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Priya Anand

Contributing editor at Win12.info covering Windows platform news, hardware certification, and enterprise technology. Tips welcome via the contact page.