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How to Fix Python UnicodeDecodeError: 'utf-8' Codec Can't Decode Byte - Restore Windows Search Indexing After Upgrade-Resolving Python's charmap Codec Error When Reading Files

Updated 2026-07-28 12:06:57windows-fixes
How to Fix Python UnicodeDecodeError: 'utf-8' Codec Can't Decode Byte - Restore Windows Search Indexing After Upgrade-Resolving Python's charmap Codec Error When Reading Files
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.