Windows 10 2019 build 17763.7683 (KB5066187) — release notes, downloads, known issues

Windows 10 · 2019 · Release · 2025-08 OOB

Cumulative Update for Windows 10 Version 1809 (17763.7683)

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Issue Windows Recovery Regression Fixed with Microsoft's OOB Updates (KB5066189/KB5066188/KB5066187) Aug 20, 2025 · names this build
Issue KB5063877 Fixes Windows Server 2019 Cluster Service Issue with BitLocker CSV Aug 17, 2025 · Windows 10 2019 coverage from this build's release window
Coverage Windows Server 2019 EOL: ESU to 2029 and Migration Paths Aug 26, 2025 · Windows 10 2019 coverage from this build's release window
Coverage 0patch Extends Security for Office 2016/2019 After End of Support with Paid Plans Aug 27, 2025 · Windows 10 2019 coverage from this build's release window
Fix Office 2016/2019 End of Support 2025: Patch, Upgrade, or Migrate to 365 Aug 28, 2025 · Windows 10 2019 coverage from this build's release window
Coverage Boot Windows Server 2019 Safe Mode: 4 Recovery Methods Sep 1, 2025 · Windows 10 2019 coverage from this build's release window
Coverage Access 2016/2019 End of Support: Migration Paths and Risks Sep 5, 2025 · Windows 10 2019 coverage from this build's release window
Coverage End of Support for Exchange 2016/2019: Migrate to Online or SE Now Sep 15, 2025 · Windows 10 2019 coverage from this build's release window

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