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Fix 'pip externally managed environment' Error in Python 3.12 - Chrome Black Screen with Nvidia GPU: Hardware Acceleration Fix-pnpm install Fails with ETIMEDOUT: Troubleshooting Guide

2026-07-28 11:54:57developer-tools
Fix 'pip externally managed environment' Error in Python 3.12 - Chrome Black Screen with Nvidia GPU: Hardware Acceleration Fix-pnpm install Fails with ETIMEDOUT: Troubleshooting Guide

Final checklist

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