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Fix Microsoft Store 404 Error: Practical Steps That Work - PowerShell Error Log Location and Analysis Guide-Fix PowerShell Proxy Error 407: Authentication Required

Updated 2026-06-13 17:33:20developer-tools
Fix Microsoft Store 404 Error: Practical Steps That Work - PowerShell Error Log Location and Analysis Guide-Fix PowerShell Proxy Error 407: Authentication Required
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.