How to Reset Windows Defender Settings Without Losing Data - Fix Microsoft Store Blank Screen on Windows 11-Fix Microsoft Teams Mic Not Working with External Microphone

Updated 2026-06-13 20:15:53browser-issues
How to Reset Windows Defender Settings Without Losing Data - Fix Microsoft Store Blank Screen on Windows 11-Fix Microsoft Teams Mic Not Working with External Microphone
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.