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How to Fix Git Detached HEAD Error - VSCode Terminal Won't Open After Extension Install-Why Firefox Fails Only on WiFi and How to Solve It

Updated 2026-07-28 07:51:57windows-fixes
How to Fix Git Detached HEAD Error - VSCode Terminal Won't Open After Extension Install-Why Firefox Fails Only on WiFi and How to Solve It
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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