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How to Fix Cloudflare 521 Error with Firewall Settings - VS Code Terminal Not Opening with Node.js Fix-Fix VSCode Terminal Not Opening with Python

2026-07-28 15:31:01
How to Fix Cloudflare 521 Error with Firewall Settings - VS Code Terminal Not Opening with Node.js Fix-Fix VSCode Terminal Not Opening with Python

Result check

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

Next references

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