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How to Fix Postman Self-Signed Certificate Error - Resolve Microsoft Store SSL Certificate Expired Issue-Windows Defender Scan Speed Improvement Guide

Updated 2026-06-13 15:20:47browser-issues
How to Fix Postman Self-Signed Certificate Error - Resolve Microsoft Store SSL Certificate Expired Issue-Windows Defender Scan Speed Improvement 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.