Fix Microsoft Teams Error 0x80070005: Access Denied - Fix SSL Certificate Error in Windows Security Popup-Fix Windows Security Not Opening on Mac: Step-by-Step Guide

Updated 2026-06-15 00:35:09macos-help
Fix Microsoft Teams Error 0x80070005: Access Denied - Fix SSL Certificate Error in Windows Security Popup-Fix Windows Security Not Opening on Mac: 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.