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Fix Firefox Secure Connection Failed DNS Error - Git Merge Conflict: How to Keep Both Versions of a File-How to Restore C++ IntelliSense in Visual Studio Code

2026-07-28 19:21:59
Fix Firefox Secure Connection Failed DNS Error - Git Merge Conflict: How to Keep Both Versions of a File-How to Restore C++ IntelliSense in Visual Studio Code

Result check

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