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Fix Windows Update Version Mismatch Configuration Error - How to Resolve 502 Errors in PowerShell Due to Proxy-Resolve Windows Update Version Mismatch After System Upgrade

2026-06-14 04:10:59developer-tools
Fix Windows Update Version Mismatch Configuration Error - How to Resolve 502 Errors in PowerShell Due to Proxy-Resolve Windows Update Version Mismatch After System Upgrade

Final checklist

  • Confirm that the same symptom is gone after a restart or refresh.
  • Keep the smallest working change and undo temporary diagnostic settings.