T必应池
Home / office-tools / Fix Windows Security App Blocked by Antivirus - How to Resolve DNS Probe Finished NXDOMAIN-How to Fix Windows 11 Installation Assistant 99% Hang

Fix Windows Security App Blocked by Antivirus - How to Resolve DNS Probe Finished NXDOMAIN-How to Fix Windows 11 Installation Assistant 99% Hang

Updated 2026-07-28 08:12:55office-tools
Fix Windows Security App Blocked by Antivirus - How to Resolve DNS Probe Finished NXDOMAIN-How to Fix Windows 11 Installation Assistant 99% Hang
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.

Related Software Guides

How to Fix Windows 11 Taskbar Icons Missing After Update How to Fix Windows 11 Taskbar Icons Missing After Update How to Set Python Path in Windows 10 How to Set Python Path in Windows 10 Fix npm install Permission Denied (EACCES) Error Fix npm install Permission Denied (EACCES) Error How to Fix Cloudflare Error 521: Server Not Responding How to Fix Cloudflare Error 521: Server Not Responding Git index.lock File Exists Even After Deleting: Fixes Git index.lock File Exists Even After Deleting: Fixes Fix Chrome Certificate Error Due to Antivirus Interference Fix Chrome Certificate Error Due to Antivirus Interference