
Fix Windows Defender High CPU Usage on Windows 11
If you notice your Windows 11 system slowing down and Task Manager shows Microsoft Defender Antiv...
Software troubleshooting desk

If you notice your Windows 11 system slowing down and Task Manager shows Microsoft Defender Antiv...

After a Windows update, you might see errors about a dependency conflict with Windows Defender. T...

After a Windows update, you might find the Windows Security app missing from the Start menu or sy...

When Windows Security (formerly Windows Defender Security Center) can't update virus definitions ...

If you're seeing errors like 0x8024402c or 0x80072ee2 when trying to update Windows, the issue mi...

After installing updates, Windows may get stuck on the cleanup phase. The screen shows 'Cleaning ...