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Fix Windows Security DNS Errors After a Windows Update - Fix PuTTY Connection Refused After Server Restart-BitLocker Service Unavailable After Update: How to Fix

Updated 2026-06-16 06:47:05developer-tools
Fix Windows Security DNS Errors After a Windows Update - Fix PuTTY Connection Refused After Server Restart-BitLocker Service Unavailable After Update: How to Fix
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.