必应池
Home / developer-tools / Fix Windows Defender Real-Time Protection Stuck on Turning Off - Windows 11 Installation Assistant Stuck at 99%: Fixes That Work-Windows 11 Blue Screen After Cumulative Update: Fixes That Work

Fix Windows Defender Real-Time Protection Stuck on Turning Off - Windows 11 Installation Assistant Stuck at 99%: Fixes That Work-Windows 11 Blue Screen After Cumulative Update: Fixes That Work

2026-07-28 11:53:00developer-tools
Fix Windows Defender Real-Time Protection Stuck on Turning Off - Windows 11 Installation Assistant Stuck at 99%: Fixes That Work-Windows 11 Blue Screen After Cumulative Update: Fixes That Work

Final checklist

  • Confirm that the same symptom is gone after a restart or refresh.
  • Keep the smallest working change and undo temporary diagnostic settings.