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Home / developer-tools / Setting Python Requests Timeout Per Request: Practical Guide - How to Fix NET::ERR_CERT_AUTHORITY_INVALID from Chrome Policy-Chrome ERR_NAME_NOT_RESOLVED: Google DNS Setup Guide

Setting Python Requests Timeout Per Request: Practical Guide - How to Fix NET::ERR_CERT_AUTHORITY_INVALID from Chrome Policy-Chrome ERR_NAME_NOT_RESOLVED: Google DNS Setup Guide

Updated 2026-07-28 18:32:34developer-tools
Setting Python Requests Timeout Per Request: Practical Guide - How to Fix NET::ERR_CERT_AUTHORITY_INVALID from Chrome Policy-Chrome ERR_NAME_NOT_RESOLVED: Google DNS Setup 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.