[Robin Harwood (robinharwood)]

PR Summary

Updates the Set-DnsServerDiagnostics reference for Windows Server 2016, 2019, 2022, and 2025 to document DNS debug logging behavior introduced by the 2026-11 cumulative updates.

• Documents the local Administrators membership required to change LogFilePath and the behavior for DnsAdmins members.
• Documents Event ID 506 and relocation of existing debug log paths outside C:\Windows\System32\dns\.
• Describes directory fallback and filename collision behavior.
• Links each version to its applicable cumulative update.

PR Checklist

• Descriptive Title: This PR's title is a synopsis of the changes it proposes.
• Summary: This PR's summary describes the scope and intent of the change.
• Contributor's Guide: I have read the contributors guide.
• Style: This PR adheres to the style guide.

[learn-build-service-prod]

PoliCheck Scan Report

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[learn-build-service-prod]

Learn Build status updates of commit e9b8bd9:

✅ Validation status: passed

File	Status	Preview URL	Details
docset/winserver2016-ps/DnsServer/Set-DnsServerDiagnostics.md	✅Succeeded	View (WindowsServer2016-ps)
docset/winserver2019-ps/DnsServer/Set-DnsServerDiagnostics.md	✅Succeeded	View (WindowsServer2019-ps)
docset/winserver2022-ps/DnsServer/Set-DnsServerDiagnostics.md	✅Succeeded	View (WindowsServer2022-ps)
docset/winserver2025-ps/DnsServer/Set-DnsServerDiagnostics.md	✅Succeeded	View (WindowsServer2025-ps)

For more details, please refer to the build report.