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Python venv Not Working on Windows 10: Common Fixes - Fix VS Code 'Cannot Save File: Permission Denied' on Mac-Resolve Git index.lock Error – Step-by-Step Guide

Updated 2026-07-28 15:52:15security-tools
Python venv Not Working on Windows 10: Common Fixes - Fix VS Code 'Cannot Save File: Permission Denied' on Mac-Resolve Git index.lock Error – Step-by-Step Guide
Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

  • Restart the affected app after changing permissions or configuration files.
  • Test the same workflow in a clean browser profile or a temporary user account.
  • Compare the result on another network if the error may be connection related.

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