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Fix Windows Update Error 0x800f081f After Update - Fixing Python UnicodeDecodeError When Reading UTF-16 Files-Nginx Upstream Connection Refused: Causes and Fixes

2026-07-28 07:22:51
Fix Windows Update Error 0x800f081f After Update - Fixing Python UnicodeDecodeError When Reading UTF-16 Files-Nginx Upstream Connection Refused: Causes and Fixes

Result check

  • Keep one change per test run so you know which step helped.
  • Undo temporary changes after the issue is confirmed.

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