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Home / developer-tools / How to Fix Cloudflare DNS Not Resolving on Mac - Chrome 504 Gateway Timeout: Clear Profile Cache Steps-Fix "Port in Use by Another Process" in Windows Terminal

How to Fix Cloudflare DNS Not Resolving on Mac - Chrome 504 Gateway Timeout: Clear Profile Cache Steps-Fix "Port in Use by Another Process" in Windows Terminal

Updated 2026-06-14 03:22:49developer-tools
How to Fix Cloudflare DNS Not Resolving on Mac - Chrome 504 Gateway Timeout: Clear Profile Cache Steps-Fix
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.

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