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Fix Windows Activation Performance Issues: Practical Steps - Fix KMS Activation Error: Port 1688 Already in Use-Error 0x8007042c: Remote Desktop Service Not Available

Updated 2026-06-13 19:00:00developer-tools
Fix Windows Activation Performance Issues: Practical Steps - Fix KMS Activation Error: Port 1688 Already in Use-Error 0x8007042c: Remote Desktop Service Not Available
Prepare
Execute
Validate
Document

Operational follow-up

  • Record the exact option, command, or setting that changed the result.
  • Keep a rollback note if the workflow affects shared files or team settings.

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