zhizhu
Home / developer-tools / Fix pip SSL Certificate Error in Python on Windows, macOS, Linux - How to Fix Remote Desktop 'Connection Refused' or 'Permission Denied'-Chrome ERR_UNSAFE_PORT Fix Guide

Fix pip SSL Certificate Error in Python on Windows, macOS, Linux - How to Fix Remote Desktop 'Connection Refused' or 'Permission Denied'-Chrome ERR_UNSAFE_PORT Fix Guide

Updated 2026-06-14 16:33:40developer-tools
Fix pip SSL Certificate Error in Python on Windows, macOS, Linux - How to Fix Remote Desktop 'Connection Refused' or 'Permission Denied'-Chrome ERR_UNSAFE_PORT Fix Guide
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.