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Fix Windows Update Connection Refused on Windows 11 - How to Start Windows Defender Threat Service-How to Fix pnpm Install Frozen Lockfile Error

Updated 2026-06-13 13:57:12office-tools
Fix Windows Update Connection Refused on Windows 11 - How to Start Windows Defender Threat Service-How to Fix pnpm Install Frozen Lockfile Error
Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

  • Restart the affected app after changing permissions or configuration files.
  • Test the same workflow in a clean browser profile or a temporary user account.
  • Compare the result on another network if the error may be connection related.

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