Fixing Postman Request Timeout and Connection Refused Errors - Fix Microsoft Teams Microphone Not Working on Mac-Fix OBS Black Screen but Audio Works: Step-by-Step Guide

Updated 2026-06-13 20:14:04macos-help
Fixing Postman Request Timeout and Connection Refused Errors - Fix Microsoft Teams Microphone Not Working on Mac-Fix OBS Black Screen but Audio Works: Step-by-Step Guide
Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

  • Restart the affected app after changing permissions or configuration files.
  • Test the same workflow in a clean browser profile or a temporary user account.
  • Compare the result on another network if the error may be connection related.